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the sounds of English Flashcards

Phonetic symbols of English

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1151177336*a*bout0
1151177337a*ge*1
1151177338*b*a*b*y2
1151177339b*a*d3
1151177340b*e*d4
1151177341s*ea*5
1151177342b*oy*6
1151177343*c*at7
1151177344*ch*eese8
1151177345d*ay*9
1151177346*d*og10
1151177347*eye*11
1151177348C*ar*12
1151177349f*oo*t13
1151177350*f*ox14
1151177351*g*ate15
1151177352*h*ouse16
1151177353*j*u*dg*e17
1151177354J*ur*y18
1151177355*l*etter19
1151177356m*ou*th20
1151177357m*u*d21
1151177358*m*u*m*22
1151177359n*ea*r23
1151177360*n*ice24
1151177361n*ur*se25
1151177362*o*dd26
1151177363*p*en27
1151177364*r*at28
1151177365bl*ue*29
1151177366*sh*oe30
1151177367sh*or*t31
1151177368sh*ow*32
1151177369si*ng*33
1151177370s*i*t34
1151177371Squ*are*35
1151177372*s*un36
1151177373*t*ea37
1151177374*th*ing38
1151177375mo*th*er39
1151177376*u*se40
1151177377*v*iew41
1151177378*w*et42
1151177379*z*ero43

DAT Biology (Chapter 2 - Cell structure) Flashcards

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2609511472Plasma membranePhospholipid bilayer with embedded proteins, glycoproteins, cholesterol etc..0
2609523409Fluid Mosaic ModelScattered proteins within a flexible plasma membrane1
2609528688The plasma membrane is ________selectively permeable2
2609534497Small non polar molecules permeabilityVery permeable (O2 / hydrocarbons)3
2609535378Small polar molecules permeabilityPermeable (H2O)4
2609543017Large polar/nonpolar permeabilityNot permeable (Glucose)5
2609543767Ion permeabilityNot permeable6
2609546954Channel proteinsProteins function like hallway7
2609548160Ion channelsIon specific passageways / Included gated ion channels in nerve muscles8
2609553740PorinsChannels that allow passage of certain ions and small polar molecules through the membrane9
2609556669AquaporinsDramatically increase the passage rate of H2O molecules10
2609580939Cholesterol increases ______ of cell membranerigidity / viscosity11
2609582628Cholesterol _____ itself inside of the cell membraneIntercalates12
2609584403Nucleus is bounded by the _______nuclear envelope13
2609587682Glycocalyxcarbohydrate coat that overs outer face of plasma membrane. Consists of glycolipids and glycoproteins14
2609595705Chromatin winds itself around globular ______ proteinshistone15
2609598486Globins aggregate together in DNA to form ______nucleosomes16
2609601285Ribsome is composed of what two subunits60s and 40s -------- total 80s17
2609607946Difference between lysosomes and peroxisomeslysosomes contain digestive enxymes and break down waste, cellular debris, etc Peroxisomes break down Peroxide, toxic substances, and in plant modify by-products of photorespiration.18
2609624597Peroxisomes are called _____ in germinating seedsGlyoxysomes19
2609628204Three types of protein fibers in cellsMicrotubules, Intermediate filaments, microfilaments20
2609630524Microtubules are made of _____ and are involved in the _____tubulin / spindle apparatus21
2609635625Microfilaments are made of the protein ______actin22
2609641675Cilia and flagella are responsible for ______cellular movement23
2609642796Cilia and flagella are made up of _______ in a _____ arraymicrotubules, 9+ 224
2609655813Centrioles and basal bodies act as _____microtubules organizing centers25
2609657376A pair of centrioles is enclosed in a ______centrosome26
2609660512______ and Vesicles are fluid filled bodiesVacuoles27
2609663416Central vacuoles exhibit ______ when filled, store ______ , and carry out _______ functionturgor, nutrients, lysosome28
2609671548Contractile vacuoles are only found in ______ and ________ out of the cellproks, pump excess water out29
2609690804Smooth ER is responsible for _____ and also ______lipid/hormone synthesis , breakdown of toxins30
2609696518In plants the cell wall consists of _______cellulose31
2609699423In fungi the cell wall can consist of cellulose or ____chitin32
2609705382Anchoring junctions are found in ______ and include ______animals / desmosomes33
2609710534Tight junctions are found in ______ and are _______animals digestive tracts / tightly stitched seems34
2609714942Communicating junctions transfer _____ or _____ signalschemical or electrical35
2609716721Two kinds of communicating junctionsGap junctions / plasmodesmata36
2609721211Gap junctions are narrow tunnels that have a protein called ______connexins37
2609725722Plasmodesmata are found in _______plant cells38
2609727149Animal cells have _____(3)lysosomes, centrioles, cholesterol39
2609728144Plant cells have _____(3)cell walls, chloroplasts, central vacuoles40
2609733074Prokaryotic ribosome is made up of the following subunits50s 30s ------ 70s41
2609741221Cell walls of bacteria and cyanobacteria are constructed from ______peptidoglycans42
2609743907Hypertonichigh solute outside43
2609743908Hypotoniclow solute outside44
2609745948Isotonicsame solute45
2609750627The diffusion of solutes is called _______dialysis46
2609753032When too much water moves out of the cell _____ occursplasmolysis47
2609757164Countercurrent exchange is the process when _____two regions that have bulk flow in opp directions48
2609766933Receptor mediated endocytosis is a form of _____ and specific molecules called ____ bind to the receptor forming a vessiclepinocytosis, ligands49
2609775979Water flows ___towards solute50

DAT Biology (Chapter 1 - Chemistry) Flashcards

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2596905351Water is the universal ______solvent0
2596906724Water has a high _____heat capacity1
2596911216Heat capacity is ______the degreee to which a substance changes temperature in response to a gain or loss of heat2
2596915277Water _____ when it freezesExpands3
2596924812_____ is the attraction between like substancesCohesion4
2596929083The strong cohesion of water produces _____high surface tension5
2596932630_____ is the attraction between unlike substancesadhesion6
2596936906Adhesion is responsible for what biological phenomenon?Capillary action7
2596941830Carbon has a valence of ____48
2596960528Glucose comes in two forms ...Alpha and beta9
2596963729Fructose is different from glucose in that ____It has a 5 membered ring with two CH2's coming off10
2596973866Sugar bonds are called _____glycosidic linkages11
2596978779Glucose + fructose =sucrose12
2596978780glucose + galactose =lactose13
2596979696glucose + glucose =maltose14
2596980915Carbohydrates are linked via ______dehydration condensation15
2596984841Starch contains what type of glucose ? F(x)?alpha / energy storage in plants16
2596988719Glyocgen is _____ . f(x)?branched alpha glucose / energy storage in animals17
2597000219Cellulose contains what type of glucose? F(x)?Beta / structura molecule in plant cell walls18
2597010825_____ bonds are the only type of glycosidic linkage that can be broken by humansalpha19
2597012633_____ bonds must be broken down by specialized organismsbeta20
2597018641triglycerides are made up of _____glycerol and 3 fatty acids21
2597024063Saturated / monounsaturated / polyunsaturatedno DBs / 1 DB / many DBs22
2597029517A phospholipid is said to be _______amphipathic23
2597036848Structural protein examples (3)keratin, collagen, silk24
2597040570Storage protein examples (3)casein, ovalbumin, zein25
2597043964Transport protein examples (2)Cell membrane proteins, hemoglobin26
2597045578Defensive protein examples (1)Antibodies27
2597046933Enzyme examples (1)Phosphodiesterase (throwback *****)28
2597050100Proteins are polymers of _____amino acids29
2597051779Bonds between proteins are called ____peptide bonds30
2597057474Amino acid structureAmino group, carboxyl group, central carbon with R group31
2597076713Primary structure of a proteinorder of amino acids held together by covalent bonds32
2597077466Secondary structure of a protein3D shape from hydrogen bonding33
2597082030Two types of secondary structurealpha helix, beta pleated sheets34
2597085520Tertiary structure of a proteinnoncovalent interactions stabilize the 3D shape by max favorable interactions and minimizing unfavorable interactions35
2597093143What causes globins to form?hydrophobic effect, most hydrophobic R groups move towards the center of the molecule36
2597115553Disulfide bonds are _____ bonds that form between two ____ amino acidscovalent, cysteine37
2597128148Quaternary structure of a proteinaggregates of tertiary proteins that come together38
2597133157Nucleic acids consist of ______a nitrogenous base, pentose sugar (ribose), phosphate39
2597139865Purines are ____double ringed - adenine and guanine40
2597140816pyrimidines are ________single ringed - thymine and cytosine41
2597155784DNA is _____antiparallel42
2597155785DNA runs from _____5' - 3'43
2597159353DNA contains ___ while RNA contains _____(2)Deoxyribose and thymine / Ribose and uracil44
2597163979RNA is usually _____single stranded45
2597168386Catabolism is _____breakdown of substances46
2597169531Anabolism is _____biosynthesis47
2597173281Energy needed for biological reaction to proceedActivation energy48
2597188811Enzymes are _____ specificSubstrate49
2597194059Enzymes catalyze reactions in ______both directions50
2597216723Enzymes are affected by ____ causing denaturationtemperature and pH51
2597219147Induced fit modelenzyme binds to substrate and the substrate changes the conformational equilibrium to fit said enzyme52
2597235001Cofactorsnon-protein molecules that assist enzymes53
2597237956HoloenzymeEnzyme with a cofactor attached54
2597241133______ are organic cofactors. f(x)?Coenzymes / donate or accept electrons55
2597244455Inorganic cofactor examples ____Iron and Magnesium56
2597246855ATP is a _____ assembled by _____Energy molecule, phosphorylation57
2597276216Allosteric effectors bind to the ____ of an enzymeactive site58
2597277739Competitive inhibition ____inhibitor binds to active site59
2597286864Noncompetitive inhibitors bind to _____allosteric site60
2597288692Cooperativity refers to _______an enzyme becoming more receptive to substrate after one molecule binds61

Residuals Statistics Flashcards

LSRL
Residuals
Correlation

Terms : Hide Images
3417189596X-variableindependent or explanatory variable0
3417189597Y-variabledependent or response variable1
3417189598Y-hatpredicted y2
3417189599Bslope; the amount by which the y increases when x increases by 1 unit3
3417189600ay intercept. It is the height of the line when x=0.4
3417189601LSRLleast square regression line; line that gives the best fit to the data set; minimizes the sum of the squares of the deviations from the line5
3417189602Slope interpretation statementFor each unit increase in x, there is an approximate increase/decrease of b in y.6
3417189603Correlation coefficient interpretation statementThere is a direction, strength, type of association between x and y.7
3417189604ExtrapolationNot knowing whether the pattern observed in the scatterplot continues outside the range.8
3417189605Non resistantaffected by outliers9
3417189606Correlation Coefficient (r)a quantitative assessment of the stregnth and direction of the linear relationship between bivariate, quantitative data10
3417189607Properties of (r) weak0-.511
3417189608Properties of (r) moderate.5-.812
3417189609Properties of (r) strong.8-113
3417189610Value of ra measure of the extent to which x & y are linearly related14
3417189611Correlation does not imply causationCorrelation does not imply causation15
3417189612ResidualsThe verticle deviation between the observations & the LSRL16
3417189613Sum of residualsAlways zero17
3417189614Residual equationresidual=y-yhat18
3417189615Residual plotNo pattern in residual plot then association is linear. Residual plots are the same no matter if plotted against x or y-hat19
3417189616Coefficient of determination r^2gives the proportion of variation in y that can be attributed to an approximate linear relationship between x and y. remains same no matter which variable labeled x20
3417189617Interpretation statement of r^2/ coefficient of determinationApproximately r^2% of the variation in y can be explained by the LSRL of x & y21
3417189618Outliera date point with a large residual22
3417189619Influencial pointA point that influences where the LSRL is located. If removed, it will significantly change the slope of the LSRL23

Chemistry Flashcards

Terms : Hide Images
4244849342MatterAny substance that has mass and occupies space0
4244850105ElementAny substance that cannot be broken down to any other substance by ordinary chemical means1
4244851665AtomThe smallest unit of an element that contains all the characteristics of that atom; the building blocks of matter2
4244855162NucleusThe central core in atoms composed of positively charged protons and neutral neutrons3
4244856290ProtonPositively charged subatomic particle that makes up the nucleus of an atom4
4244857691NeutronSubatomic particle that has no charge and makes up the nucleus of an atom5
4244858704ElectronNegatively charged subatomic particles located in orbitals around the nucleus of an atom6
4244860543Atomic NumberThe number of protons in an atom which defines the element7
4244861510Atomic MassThe sum of the masses of protons and neutrons of an atom; electrons aren't necessarily taken into account because they are relatively weightless8
4244868245IsotopeAtoms of an element with different number of neutrons; these have same chemical properties but different masses and may be radioactive9
4244871018Valence ElectronsElectrons in the outermost energy level of an atom; the key to chemical bonds10
4244872183Octet RuleRule that atoms tend to completely fill their outermost energy level11
4244874091Half-lifeAmount of time it takes for half of a substance to decay12
4244877731IonAtoms in which the number of electrons is not the same as the number of protons and are either positive or negative13
4244878774AnionA negatively charged ion that has more electrons than protons14
4244880043CationA positively charged ion that has more protons than electrons15
4244880796Ionic BondChemical bond forming between oppositely charged ions (cation + anion)16
4244883297MoleculeGroup of atoms held together by energy in a stable association (chemical bond)17
4244884410CompoundWhen a molecule contains more than one element18
4244885204Covalent BondChemical bond forming when two atoms share one or more pairs of valence electrons -single, double or triple bonds (increase in strength)19
4244926017Increasing Rate of ReactionMore concentration = more collisions Higher temperature = more collisions Catalysts = facilitate chemical reactions20
4244887679Polar BondIn covalent bonds, when there is an unequal distribution of charge and so there is partial negative and partial positive charge21
4244890451ElectronegativityThe tendency of an ion to take an electron -increases up periodic table and to the right -different electronegativity creates polar covalent bonds22
4244892299Hydrogen BondA weak chemical association with hydrogen in polar covalent bonds23
4244894877HydrophobicSubstances that do not combine or are not soluble in water24
4244896529HydrophilicSubstances that combine or are soluble in water25
4244897488CohesionWhen a molecule is attraction to one another because of polarity (hydrogen bonds) -water -causes surface tension26
4244900486AdhesionWhen a polar molecule is attracted to other polar molecules -water -causes capillary action -things that get "wet"27
4244905285Surface TensionTautness of the surface of a liquid caused by the cohesion of molecules -water strider walking on water28
4244907516Capillary ActionTendency of a liquid in a tube to rise above the surrounding liquid -transpiration in plants29
4244908318Specific HeatAmount of heat that must be absorbed or lost by 1 gram of a substance to change its temperature by 1 degree celsius -water has high specific heat which is why cities by water bodies are cool i.e. San Francisco30
4244922316Heat of VaporizationAmount of energy required to change 1 gram of a substance from liquid to gas -water has a high heat of vaporization which is why sweating helps cool organisms31
4244967660Ice WaterSolid water is less dense than liquid water -why lake freezes from top and liquid water on bottom for organisms to live32
4244969386Aqueous SolutionA solution where the solvent is water33
4244970276SoluteMolecule being dissolved in a solution34
4244970916SolventMedian in which one or more solutes are dissolved in -water is universal solvent35
4244974466Hydration ShellCloud of water molecules that forms around ions or polar molecules to prevent them from bonding; dissolving36
4244977610Hydrophobic ExclusionNonpolar molecules (hydrophobic) are forced to cluster together in presence of water -important for structure of proteins, DNA and cell membranes37
4244981989MoleUnit of something -weight of substance in grams of atomic masses -6.02x10^23 particles in a mole (Avogadro's Number) -22.4 Liters of gas at STP (0°C or 273K @ 1atm or 101kPa)38
4244993165Molarity(M) Moles of solute per liter of solvent (moles/L)39
4244995475AcidAny substance that dissociates in water to increase the hydrogen ion concentration and has pH lower than 740
4244996500Hydrogen IonProton that dissociates from a water molecule to be a cation41
4244997387BaseAny substance that dissociates in water to absorb and decrease the H+ concentration and has pH higher than 742
4244999307Hydroxide IonIon left behind after the hydrogen atom dissociates from a water molecule; anion43
4245000487pH"Partial Hydrogen", the negative logarithm of the hydrogen ion concentration of a solution (pH=-log[H+])44
4245003826BufferSubstance that resists changes in pH -Carbonic acid (H2CO3) and bicarbonate (HCO3-) [H20 + CO2 → H2CO3 → HCO3 + H+] -for controlling blood pH (around 7.4) -blood acidosis = pH 7.1 or lower -blood alkalosis = pH 7.7 or higher45

Booklet Flashcards

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3627529378VassalA person who runs the land for the king.0
3627570063SerfPeasants who couldn't illegally leave the place that they were born.1
3627594274KnightMounted warriors pledged to defend the lord's land in exchange for portions of land.2
3637971619LordA person of higher birth that are wealthy men.3
3637997432KingPerson that owns land.4
3638006651FeudalismSystem of obligations that governed the relationship between lords and vassals in medieval Europe.5
3638051853Middle AgesTime in history from 500-1500 A.D. Time of result of invasions throughout Europe after The Roman Empire fell.6
3638090525PeasentsWorkers who farmed the land.7
3638165829ChurchHelped shaped society. Was the center of life. Pope was head of the church8

Cells Flashcards

Take a 25 question test and show me your score before: Friday, November 6, 2015. Mrs. Roach

What is found in Eukaryotic cells? Nuclei have two membranes and communicate with the cytosol with their numerous nuclear pores. DNA is found in the nucleus, in the chromosomes. RNA is also here.
Nucleolus: Inside the nucleus, the nucleolus produces ribosomes.
Cytosol: Liquid matter found in cells where the organelles float in it. A lot of cell digestion. Cytosol is full of proteins that control metabolism. Such as, transduction pathways, glycolysis, intracellular receptors, transcription factors.
Cytoplasm: Terms for the cytosol and all the organelles floating in it.
Centrosome: the Microtubule organizing center (MTOC) produces microtubules. In cell division the centrosome splits and makes two, then they go to opposite sides of the nucleus and from each centrosome grows microtubes in a spindle. The spindle is responsible for separating replicated chromosomes into the two daughter cells
Centriole: Ring of nine groups of fused microtubules. Three microtubles in each group. These are both parts of the cytoskeleton. The two centrioles are arranged in a perpendicular fashion.
Golgi: Membrane-bound structure with a single membrane. It packages macromolecules for transport in the cell. The enzymatic or hormonal contents of lysosomes, peroxisomes and secretory vesciles are packaged in membrane-bound vesicles ar the periphery of the Golgi apparatus. Stored processed and shipped.
Lysosome: contains hydrolytic enzymes necessay for intracellular digestion. Lysosome contents are carefully released into the vacuole around the bacteria and kill and digest those bacteria. Uncontrolled release into the cytoplasm can kill cell, necrosis. Enzymes from golgi and RER.
Perisxisomes: protect cell from its own production of toxic hydrogen peroxide.

Terms : Hide Images
3965529064VacuoleFound in Plant cells. Stores water and other substances0
3965529065NucleusChromosomes made from DNA are found here . "The Brain of the Cell", directs all cell's activities1
3965529066CytoplasmTerm for the cell gel - chemical reactions happen here2
3965529067MitochondriaCalled the powerhouse of the cell. Where a cell gets all it's energy from.3
3965529068Cell Membranea double-layered membrane that surrounds the cell. Also called the plasma membrane, it regulates what enters and leaves the cell.4
3965529069Cell Wallthe rigid, porous outer layer of a plant cell.5
3965529070Chloroplastan organelle that converts the radiant energy of the Sun into chemical energy through the process of photosynthesis6
3965529071amoebaA single-celled organism. Reproduces by dividing in two. Moves with false feet7
3965529072white blood celltraps microbes- used for defense- 5 kinds of white blood cells in humans- What are they?8
3965529073red blood cellcarries oxygen- does not have DNA to use for testing. Test the type of blood for foreniscs.9
3965529074nerve cellcarries electrical messages around the body10
3965529075ciliated cellscan catch dust and microbes and move them out of the breathing system11
3965529076palisade cellfound in the upper layer of leaves. Lots of chloroplasts for photosynthesis12
3965529077root hair cellthin walls and large surface area for maximum absorption of water and minerals from the soil13
3965529078egg cellthe female gamete ( in animals), contains half the genes of a normal cell14
3965529079sperm cellthe male gamete ( in animals), contains half the genes of a normal cell15
3965529080pollencontains the male gamete ( in plants)16
3965529081ovulethe female gamete ( in plants)17
3965529082zygotea fertilized egg/ovule formed after the two gametes fuse18
3965529084Endoplasmic Reticuluma network of passageways in which chemical compounds are manufactured, processed, and transported.19
3965529086Golgi Aparatusa stack of membranes that collects, modifies, and packages chemical compounds.20
3965529087ProkaryoteA unicellular organism that lacks a nucleus and membrane bound organelles21
3965529088EukaryoteA cell that contains a nucleus and membrane bound organelles22
3965529089skeletal muscle celllong and thin cells that contract to produce movement23
3965529090heart (cardiac) muscle cellcells that constantly pump blood24
3965529091smooth muscle cellmany cells put together; involuntary and controlled by autonomic nervous system25
3965529092bone cellsCells the body has programmed to create bones26
3965529093skin cellsWhat are the fastest cells to replicate in humans?27
3965575148Absolute zerothe coldest possible temperature. Absolute zero is equivalent to -273.15 °C, or -459.67 °F. At absolute zero, the molecules in a substance do not move28
3965586836Diffusionthe spontaneous net movement of particles from an area of high concentration to an area of low concentration.29
3965597338Dynamic equilibriuma state of balance in which there is little or no total change.30
3965600840Kelvin scalea temperature scale that is measured from absolute zero, the coldest possible temperature.31
3965607498Kinetic energyThe energy of motion. o The faster an object is moving, the greater its kinetic energy. o The more massive a moving object is, the greater its kinetic energy. o Temperature is a measure of the kinetic energy of a group of particles.32
3965675421Lysosomea small sac, or vesicle, that contains digestive chemicals.33
3965686828Nucleolusa small body in the nucleus where ribosomes are synthesized.34
3965698247Vesiclesmall, sac-like package of nutrients, proteins, or water created by the Golgi apparatus. Types of vesicles include vacuoles and lysosomes.35

Campbell Biology Sixth Edition: Chapter 4 - A Tour of the Cell Flashcards

Terms : Hide Images
3385897952NucleusA membranous organelle that is the genetic control center of the cell0
3385898284CytoskeletonA supportive network of fibers (microtubles, microfilaments, and intermediate filaments)1
3385901058LysosomesDigestive Enzymes inside of a membranous sac, produced collaboratively by the ER and Golgi Apparatus2
3385902169Nuclear EnvelopeDouble membrane perforated with pores called nuclear pores, connected to rough ER.3
3385903625ChloroplastEnclosed by two membranes. Internal parts include thylakoids, granum, and stroma. Found in cytoplasm.4
3385904536Cell WallMade up of tough fibrous carbohydrate that forms the outer boundary of cell. Provides support.5
3385905279VacuolesMembranous sacs filled with water, waste, and nutrients, and also adds to support in plants.6
3385906015MitochondriaOrganelles that convert sugar into energy in the form of ATP.7
3385906671RibosomesProduced by the nucleolus out of RNA fragments8
3385907608Endoplasmic ReticulumProduces its own membrane, finalizes the production of protein and secrets them in transport vesicles.9
3385908384NucleolusSpherical mass of RNA and proteins in the nucleus that produces ribosomes.10
3385909278Golgi ApparatusStacks of flattened membranous sacs. One end receives transport vesicles and the other end ships out vesicles containing completed product.11
3385910584ChromatinUnwound DNA found in nucleus, hereditary code for the production of proteins.12
3385913010NucleotideConcentrated mass of genetic material in bacteria. Region where the cells DNA is located (not enclosed by a membrane).13
3385917104PiliAttachment structures on the surface of some prokaryotes14
3385923346CapsuleJelly- like outer coating of many prokaryotes.15
3385926723Plasma/Cell MembraneMembrane enclosing the cytoplasm16
3385927264CelluloseUsed for structure/support in plant cells, also used for carbohydrate storage.17
3385929351PeroxisomeAn organelle that is not part of the endomembrane system but is involved in various metabolic functions, including the breakdown of fatty acids to be used as fuel and the detoxification of alcohol and other harmful substances.18
3385933714CristaeMitochondria fold. It increases the membranes surface area, enhancing the mitochondria's ability to produce ATP19
3385935792StromaThick fluid which contains the chloroplast's DNA and ribosomes as well as many enzymes20
3385937729ThylakoidsA network of interconnected sacs inside the chloroplast.21
3385940503GranumThylakoids are stacked like poker chips, which are called ____________. It is also chloroplasts solar power packs- the site where the green chlorophyll molecules embedded in their membranes trap solar power.22
3385944650EndosymbiosisA theory that proposes that mitochondria and chloroplast were formerly small prokaryotes that began living within larger cells.23
3385945294Extra Cellular Matrix (ECM)This layer helps hold cells together in tissues and protects and supports the plasma membrane. It has a main component of glycoproteins.24
3385950631Tight JunctionThe membranes of neighboring cells are very tightly pressed against each other, knit together by proteins. Prevents leakage of extracellular fluid across a layer epithelial cells.25
3385953820Anchoring JunctionsIntermediate filaments made of sturdy keratin proteins anchor these junctions in the cytoplasm. Common in tissues subject to stretching or mechanical stress, such as skin and heart muscles.26
3385956671Gap Junctions(Also called communicating junctions). Channels that allow small molecules to flow through protein-lined pores between neighboring cells.27
3386133541Smooth ERImportant in the synthesis of lipids, including oils, phospholipids, and steroids.28
3386134738Rough EROne of the functions is to make more membrane by adding proteins and phospholipids. Ribosomes are attached to its surface, and the ribosomes produces the proteins that are modified and packaged in transport vesicles.29
3386139267CentrioleHelps with cell division in animal cells, and are involved in organizing microtubles in the cytoplasm.30
3386143889PlasmodesmaMicroscopic channel across the cell wall of a plant cell. It allows transport and communication between neighboring cells.31
3386145087ChromoplastsColored plastids other than green and found in colored parts of plants such as the petals. Due to the presence of carotenoid pigments, they are orange, yellow, or red in color.32
3386152124TonoplastThe membrane of the vacuole.33
3386154433LysosomeConsists of digestive enzymes enclosed in a membranous sac. The enzymes are made by rough ER and then transferred to the Golgi Apparatus for further processing.34
3386155236MicrobodyContain various enzymes not involved in digestion35
3386156598LeucoplastsNon-pigmented unlike chloroplast, and their main function is storage of different food materials.36
3386158421MicrofilamentsHelp support the cells shape. It is one of the 3 kinds of fiber that make up the cytoskeleton. They are also involved in cell movement.37
3386159549HyaloplasmStructure less fluid making up the rest of the cytoplasm.38

PSYC 1010 - Ch 9 (Memory) Flashcards

Terms : Hide Images
3525867651Sensory Memoryseparate sensory store for each system (vision, hearing, ect) holds brief traces of all info registered by that system - unconscious processes may operate on these traces to determine which information to pass on to working memory0
3525884322Working Memorywhere conscious mental work takes place on info brought in from sensory mem and long term memory - also called short-term memory b/c info in it that is not longer attended to quickly disappears1
3525920531Long-Term Memoryrepository of all that a person knows - info here is dormant, being actively processed only when it is brought into working memory2
3525930696Control ProcessesAttention - brings info from sensory memory into working mem Encoding - brings info from working mem to long-term Retrieval - brings info from long-term into working mem3
3525944925Focused Attentionselective listening and viewing studiesshow that we can effectively focus attention, screening out irrelevant stimuli - we are aware of physical qualities, not meaning of stimuli that we do not attend to4
3525957941Shifting Attentionwe unconsciously monitor unattended stimuli - in case we need to shift attention later - preattentive processing for meaning5
3525971343Preattentive Processingunattended sensory info can affect conscious thought and behavior -- Stroop Interference Effect (colors and words of colors)6
3525981257Brain Mechanismpreattentive and conscious processing for meaning involve many of same brain areas7
3526049520Phonological Loopmaintains verbal info thru subvocal repetition and permits vocal thought8
3526054260Visuospatial Sketchpadpermits us to hold and process mental images9
3526061995Active Processingwithout processing, info is quickly lost from working mem10
3526067678Dual-Task Performancewe can perform two tasks simultaneously if one involves only the phonological loop and the other only the visuospatial sketchpad - if both involved -> mental interference11
3526075936Brain Areas Involvedmental rehearsal of words involved activity in same brain areas as speaking/listening to words - "what" and "where-and-how" pathways involved in mental imagery in ways that correspond to their roles in visual perception12
3526095111Central Executiveprefrontal cortex -> responsible for regulating and coordinating the mind's activities13
3526108826Elaborationactively extending one's understanding of something - connecting it with info already in long-term mem14
3526159662Chunkingfacilitates encoding by grouping seperate items into one high-level units15
3526163083Organizingorganizing info into logical hierarchy facilitates encoding and retrieval - visualizing verbally presented info may improve memory16
3526176302Temporal Lobe Amnesialack abilities to form new long-term memories - can form and use implicit memories - show greater loss of episodic memory than of semantic memory17
3526190790Retrograde Amnesialong-term memories exist first in lable form, becoming more stable through consideration18
3526201457Rememberingfrequent recall sleep shortly after learning19
3526209942Mental Associationslinks among items of info in long-term memory which provide basis for retrieval - principles of continuity and similarity20
3526219000Network Modelsdescribe long-term memory as vast web of associations that vary in strength - activation can spread along associative pathways - environmental context21
3526227445Memoriesconstructed and reconstructed - schmas and scripts (represent our general knowledge and beliefs) affecet memory construction, assist memory -- can be distorted by leading questions, suggestions, imagination, source confusion, social pressures22
3526254788Explicit Memorycan be brought into consciousness23
3526256473Implicit Memorycan't be brought into consciousness - can influence thought and behavior24
3526266374Explicit - Episodic/SemanticEpisodic - memory of particular past experiences Semantic - store of general knowledge and beliefs25
3526279672Implicit - Procedural/Priming26

Traditions and Encounters Ch 4 Flashcards

Terms : Hide Images
1077032592Harappan societyearliest known Indian civilization0
1077032593Indus RiverA river in India that supported the Harappan civilization for thousands of years.1
1077032594Vedascollection of hymns, songs, and prayers2
1077032595Rig Vedamost important of all the Vedas3
1077032596Lawbook of Manureflected Aryan patriarchal/societal beliefs4
1077032597Caste systemBrahmins Vaishyas Kshatriyas Shudras Pariahs5
1077032598Upanishadsresult of Aryan and Dravidian blending of cultures6
1077032599varnathe name for the original social division of Vedic people into four groups7
1077032600Vedic AgeA period of transition from nomadic pastoralism to settled village communities, with cattle the major form of wealth.8
1077032601jatisubcastes9
1077032602Indrachief deity of the Rig Veda10
1077032603Varunapresided over the sky and preserved cosmic as well as mortal order11
1077032604satiwidow voluntarily threw herself on funeral pyre of deceased husband to join him in death12
1077032605Brahmanuniversal soul13
1077032606mokshadeep dreamless sleep that came with permanent liberation from incarnation14
1077032607karma"He becomes pure by pure deeds, bad by bad deeds"15
1077032608samsarasouls go to the World of Fathers then return for their new incarnation16

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