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9989725929Biomoleculesorganic molecules which combine to form living organisms; includes carbohydrates, lipids, proteins and nucleic acids0
9989725930carbohydrates1. made up of:carbon,hydrogen and oxygen 2. combined in 1:2:1 ratio 3. include simple and complex sugars; 4. Functions: store energy, cell wall structure, & provide sugars for DNA and RNA; 5. monomer - monosaccharaide ; 6. polymer - polysaccharide1
9989725931lipids1. biomolecule composed of carbon, hydrogen and oxygen; 2. includes fats,oils, waxes and steroids; 3. important component of cell membranes2
9989725932proteins1. biomolecule composed of nitrogen, carbon, hydrogen and oxygen; 2. monomer amino acids; 3. enzyme is an example 4. functions: regulation, catalyze chemical reactions, cell signaling, structure, transport3
9989725933nucleic acids1. biomolecule made up of CHONP 2. monomer: nucleotides; 3. nucleotides contain a phosphate sugar and nitrogen base; 4. Polymers include DNA and RNA4
9989725934monomersingle unit ; small piece of biomolecule5
9989725935polymermulti piece unit; made up of smaller monomers6
9989725937dehydration synthesisA chemical reaction that builds up molecules by losing water molecules7
9989725938hydrolysisThe process of splitting a compound into fragments with the addition of water; a kind of reaction that is used to break down polymers into simpler units, e.g. starch into glucose.8
9989725939organic moleculeAn organic compound always contains carbon; Examples : carbohydrates, lipids, proteins and nucleic acids.9
9989725940prokaryotican organism whose cell generally lacks a true nucleus Examples: bacterial cells10
9989725941eukaryoticorganism possessing a membrane-bound nucleus ; animals, plants, fungi, and protists11
9989725942homeostasisThe tendency of an organism or a cell to regulate its internal conditions, usually by a system of feedback controls or feedback loops, so as to stabilize health and functioning, regardless of the outside changing conditions ex: sweating when hot12
9989783218Positive feedback loopAn escalating cycle which does not stop without intervention ex: childbirth13
9989789769negative feedback loopA feedback loop that causes a system to change in the opposite direction from which it is moving example: body temperature14
9989725943energy conversion organelles1. Chloroplasts - Only in plant cells, these organelles convert solar energy to chemical energy that the cell can use. 2. Mitochondria - The energy center of the cell. Changes food energy into chemical energy the cell can use.15
9989983988PhotosynthesisPlants use the sun's energy to convert water and carbon dioxide into sugars16
9989988221Photosynthesis Equation17
9989992653Cellular Respirationprocess of producing ATP by breaking down carbon-based molecules when oxygen is present; 34-36 ATP are produced when oxygen is present18
9989999165cellular respiration equation19
9990054227Where does cellular respiration take place?Mitochondria20
9990058301Aerobic RespirationRespiration that requires oxygen21
9990060025Anaerobic RespirationRespiration that does not require oxygen22
9989725944transport of molecules organellesmovement of nutrients & wastes must occur within the cell; 1. lysosomes digest wastes; 2. vacuoles stores & removes wastes; 3. cell membrane controls movement of materials in and out of cell; 4. endoplasmic reticulum transports materials inside of cell23
9990029713Passive transportThe movement of substances across a cell membrane without the use of energy by the cell24
9990015570DiffusionMovement of molecules from an area of higher concentration to an area of lower concentration.25
9990020964facilitated diffusionMovement of specific molecules across cell membranes through protein channels26
9990019031OsmosisDiffusion of water through a selectively permeable membrane27
9990031121Active TransportMovement of particles from low to high concentration across the membrane that requires energy (ATP).28
9989725945synthesis of molecules organellesorganelles within a cell must make molecules ; 1. ribosomes make proteins; 2. golgi body repackages proteins for different uses;29
9989725946virusA submicroscopic infectious agent that is unable to grow or reproduce outside a host cell. It is non-cellular but consisting of a core of DNA or RNA surrounded by a protein coat.30
9989725947lytic infectionviral infection which immediately makes host sick by destroying cells31
9989725948lysogenic infectionviral disease which remain dormant for a time and causes no symptoms32
9989725949human immunodeficiency virusHIV caused AIDS or Aquired Immune Deficiency by destroying a special white blood cell known as a Helper T cell33
9989725950influenzaviral disease caused by airborne transmission; vaccines must be taken annually to lower probability of contacting the "flu"34
9989725951deoxyribonucleic aciddouble-stranded nucleic acid found in the nucleus which provides instruction for making proteins; provides hereditary information35
9989725952ribonucleic acidsingle stranded nucleic acid made during transcription to provide template for making proteins at ribosome during translation36
9989725953cell cyclecomponents include interphase, mitosis and cytokinesis37
9989725954interphasepart of the cell cycle; resting stage of cell and preparation for mitosis; includes G 1 (duplication of organelles) S phase(replication of DNA) and G 2 (checking of replication)38
9989725955mitosispart of cell cycle; division of the nucleus; includes prophase, metaphase, anaphase and telophase39
9989725956cytokinesispart of cell cycle; division of cytoplasm and organelles except nucleus40
9989725957cell differentiationspecialization of cells for a particular function41
9989725958canceruncontrolled cell division; creates tumors and interferes with normal cell function42
9989725959NucleotideA subunit (monomer) of nucleic acids like DNA and RNA. Composed of a sugar, phosphate, and nitrogenous base.43
9989725961DeoxyriboseA monosaccharide (sugar) found in each nucleotide in DNA.44
9989725962Nitrogen BasesAdenine, Thymine, Cytosine, and Guanine in DNA. Adenine, Uracil, Cytosine, and Guanine in RNA.45
9989725963Genetic CodeThe code found in DNA that matches codons in mRNA to amino acids on tRNA.46
9989725964GenomeAn organism's complete set of genetic information (DNA).47
9989920671Protein SynthesisForming proteins based on information in DNA and carried out by RNA48
9989725965TranscriptionThe process where a copy of mRNA is made from one gene in DNA; occurs in nucleus49
9989725966TranslationThe process of making a protein, where tRNA matches amino acids to codons in the mRNA; occurs in ribosome50
9989725968Meiosiscell division creating sex cells with half the amount of DNA51
9989725969Monohybrid crosspunnett square showing results of genetic cross of one trait52
9989725970Dominantallele with genetic trait always expressed53
9989725971homozygousalleles with the same genetic information54
9989835563HeterozygousAn organism that has two different alleles for a trait55
9989725972Non-Mendelian Inheritancegenetic inheritance pattern different from dominant hides recessive trait such as codominance, imcomplete dominance56
9989725973Incomplete Dominancegenetic inheritance pattern where phenotype of offspring are a blend between two separate parental phenotypes57
9989725974Genetic Mutationchanges in organism's DNA sequence;58
9989725975Deletionchanges in genetic code with removal of nucleotides59
9989725976Insertionchanges in genetic code with addition of nucleotides60
9989725977Inversionchanges in genetic code with nucleotides in opposite order61
9989725978GeneA unit of heredity; A portion of DNA that codes for a trait.62
9989725979Punnett Squaregraphic organizer showing results of a genetic cross63
9989725980Dihybrid crosspunnett square showing results of genetic cross of two traits64
9989725981Mendelian Inheritancegenetic inheritance pattern when dominant trait always masks or hides phenotype of recessice trait65
9989725982RecessiveGenetic trait which only expresses phenotype when in homozygous state; hides when dominant allel is present66
9989725985Co-dominancegenetic inheritance pattern in which two dominant alleles are expressed in phenotype67
9989725986DNA fingerprintingcreating a gel electrophoresis of DNA nucleotides to determine similarities in banding patterns68
9989725987Genetic Modificationchanging of the DNA sequence to alter protein synthesis69
9989725988Chromosomal Analysiskaryotype; picture of chromosomes to determine mutations such as nondisjunction70
9989725989Sex CellsHaploid cells created by meiosis; gametes71
9989725990Independent AssortmentMendel principle states different pairs of genes are passed to offsrping separately to form new gene combinations72
9989725991Crossing Overexchange of DNA from separate chromosomes during meiosis73
9989725992SegregationMendel principle that gene pairs separate during meiosis so each parent passes down one form of gene to offspring.74
9989725993Common Ancestorthe most recent ancestral form or species from which two different species evolved75
9989725994Fossil RecordA term used by paleontologists to refer to the total number of fossils that have been discovered, as well as to the information derived from them76
9989725996Anatomical Homologiesmorphological(form or structure) or physiological (function) similarities between different species of plants or animals77
9989725998Developmental HomologiesStudying the embryological development of living things provides clues to the evolution of present-day organisms78
9989725999Natural Selectionthe process by which forms of life having traits that better enable them to adapt to specific environmental pressures79
9989726001Diversitydegree of variation of life forms within a given ecosystem, biome, or an entire planet80
9989726006Mutationa permanent change in the DNA sequence of a gene's which alters the amino acid sequence of the protein encoded by the gene81
9989726007Recombinationchange in genetic sequence which increases variation among organisms82
9989726009Taxonomyclassfy living organisms into groups; Domain,Kingdom,Phylum,Class,Order,Family,Genus,Species83
9989726010Archaea Kingdomprokaryotic kingdom of bacteria able to live in harsh enviroments which are hot,salty or acidic84
9989726011Eubacteria Kingdomprokaryotic kingdom of bacteria with majority of organisms are beneficial and only a few are harmful85
9989726012Protist Kingdomeukaryotic kingdom of mostly one celled organism divided into 3 groups: animal like, plant like, and fungus like86
9989726013Fungi Kingdomeukaryotic kingdom of heterotrophic decomposers with cell walls made of chitin87
9989726014Plant Kingdomeukaryotic kingdom of autotrophic, multicellular stationary organisms which undergo photosynthesis88
9989726015Animal Kingdomeukaryotic kingdom of heterotrophic, multicellular mobile organisms.89
9989726017ReactantsElements and compounds on left side of chemical equation which enter a chemical reaction90
9989726018ProductsElements and compounds on right side of chemical equation which exit a chemical reaction91
9989726019Internal Feedback MechanismsChemical signals which communicate within a body system to help an organism maintain homeostasis92
9989726020Ecological Successionhow an area changes over time from an area that is uninhabitable to one that is able to support a healthy ecosystem93
9989726022Populationa group of organisms of the same species that live in the same area and interbreed94
9989726023Communitya group of different populations (different species) that live in the same area95
9989726024Biotic Factora living thing in an ecosystem; ex. plant, animal, bacteria96
9989726025Abiotic Factora nonliving thing in an ecosystem; ex: water, rocks, earth97
9989726027Limiting Factorsany factor that limits the size of a population by restricting its numbers, reproduction, or distribution98
9989726028Carrying Capacitythe maximum population a habitat can sustain99
9989726029Predationa relationship between two species where one species hunts (predator) and eats the other species (prey)100
9989726030Competitiona relationship between two species where they both require the same resource (food, water, shelter, space) and must compete for it101
9989726031Parasitisma relationship between two species where one species is helped and the other species is harmed102
9989726032Commensalisma relationship between two species where one species is helped and the other species is not affected103
9989726033Mutualisma relationship between two species where both species are helped104
9989726034Autotrophan organism that can use photosynthesis to make its own food: "self-feeding"105
9989726035Heterotrophan organism that cannot use photosynthesis to make its own food and must eat other organisms to survive: "other-feeding"106
9989726036Trophic Levelthe position a species occupies in a food chain; ex. producer, primary consumer, secondary consumer107
9989726037Food Chaina sequence of organisms that shows how energy is transferred from plants, to plant eaters, to meat eaters and so on108
9989726038Food Weba combination of several food chains within an ecosystem109
9989726039Ecological Pyramida graphic representation of the amount of biomass present in each trophic level of a food chain; producers are always on the bottom, then primary consumers, then secondary consumers and so on110
9989726040Microorganismsliving things that can only be seen with a microscope; ex. bacteria, protists111
9989726042Resource Baseamount of total available food, water , shelter and space; toal amount of biotic and abiotic factors available for organims112
9989726043Carbon Cyclethe cyclic movement of carbon atoms between living things (organic carbon) and their environment (inorganic carbon)113
9989726044Nitrogen Cyclethe cyclic movement of nitrogen atoms between living things (organic nitrogen) and their environment (inorganic nitrogen)114
9989726045Cell WallA structure that surrounds the cell membrane and provides support to the cell.115
9989726046Cell MembraneA protective layer that covers the cell's surface and controls what moves in and out of the cell.116
9989726047CytoplasmThe fluid, jelly-like substance that fills the cell.117
9989726048NucleusA large organelle in a eukaryotic cell that contains the cell's DNA/chromosomes/genetic material.118
9989726049ChloroplastOrganelles in plant cells that trap sunlight; organelle in which photosynthesis takes place.119
9989726050ChromosomeStructures in the nucleus of eukaryotic cells made of DNA.120
9989726051RibosomeAn organelle that makes proteins.121
9989726052LysosomeThe organelle that digests food particles, wastes, cell parts, and foreign invaders.122
9989726053MitochondriaThe organelles that that break down food/sugar to release energy.123
9989726054Endoplasmic ReticulumThe organelle that transports proteins around the cell.124
9989726055Golgi BodyThe organelle that packages proteins before they leave the cell.125
9989726056VacuoleThe organelle that stores water and other materials.126
9989726057NucleolusThe dark area of the nucleus which stores materials that will be used to make ribosomes.127
9989726080antiparallelHaving two strands that run parallel to each other, but one is upside down.128
9989726086What are unborn pigs called?Fetal Pigs129
9989726087How is their age (length of gestation) determined?By measuring the length of the pig130
9989726058How long does full gestation take?17 weeks131
9989726059anteriorforward132
9989726060caudalpertaining to the tail133
9989726061dorsaltoward the backbone134
9989726062ventraltoward the belly135
9989726063lateraltoward the side136
9989726064distalfarthest from the reference area137
9989726065cranialhead area138
9989726066cervicalneck area139
9989726067thoracicupper trunk140
9989726068abdominalmiddle trunk141
9989726069Is a pig a biped or quadruped? Explainquadruped; 4 legs142
9989726070Are pigs herbivores, carnivores, or omnivores? Explainomnivores; they eat everything143
9989726071What is another name for the chest region of the pig?thorax144
9989726072What is another name for the "belly" region of the pig?abdomen145
9989726073Why is the fetal pig a good specimen to dissect?it has similar anatomy to the human146
9989726074What is the function of the umbilical cord?to give fetal pig nourishment147
9989726088What is the long, external fold of the ear?Pinnae148
9989726089fetal pig digestive system149

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