CourseNotes
Published on CourseNotes (https://course-notes.org)

Home > Biochemistry Vocabulary Flashcards

Biochemistry Vocabulary Flashcards

Terms : Hide Images [1]
5490691760ProtonPositively charged subatomic particle. Weight: 1 amu0
5490695817NeutronNeutrally charged subatomic particle. Weight: 1 amu1
5490699451ElectronNegatively charged subatomic particle. Weight: 02
5490706034Valence ElectronElectrons in the outermost shell of an atom that contains electrons (2,8,8,16)3
5490707863Periodic TableTable of the elements that shows us information about different elements in the world.4
5490711704Ionic BondA chemical bond in which electrons are transferred in order to fill electron shells.5
5491172768Covalent BondA chemical bond in which electrons are shared in order to fill electron shells.6
5491172769IonAn atom with a charge, positive or negative.7
5491182952Balanced EquationWhen there are the same amount of each individual atom on both sides of an equation.8
5491239033Atomic numberNumber on the periodic table that tells the number of protons in an atom.9
5491239034Atomic massNumber on the periodic table that tells us the average mass of an atom. Made of the number of protons plus the number of neutrons.10
5491260315Electron ConfigurationThe first shell can only hold 2, the second can only hold 8, the third can only hold 8, and the fourth can only hold 16.11
5491264438IsotopeAtoms of the same element that have different numbers of neutrons, and therefore have a different atomic mass.12
5491271363OrbitalWhere electrons are located outside of the nucleus. Also known as electron shells.13
5491274309LipidChains of monomers called triglycerides. Fats.14
5491276322CarbohydrateChains of monomers called glucose. Give us a lot of energy.15
5491276323PolymerMany molecules.16
5491276324MonomerOne molecule.17
5491278758FatMacromolecule we eat, 1 gram gives us 9 calories. monomer is the triglyceride.18
5491278759ProteinMacromolecule that give us structure and function. 1 gram gives us 4 calories. monomer is amino acids.19
5491278760Nucleic AcidStore and transport genetic information. What makes up the nucleotide in our DNA.20
5491280032PolypeptideA chain of amino acids.21
5491280033EnzymeProteins that speed up chemical reactions.22
5491280034CatalystEnzymes are catalysts. Something that speeds up chemical reactions by lowering the activation energy.23
5491282073Activation EnergyEnergy needed for a chemical reaction to occur.24
5491283605Active SiteThe site on an enzyme that can bond with other molecules like substrates.25
5491287643SubstrateThe part that bonds with the active site of an enzyme.26
5491287644Saturated FatsFats that are solid at room temperature. Bad fats.27
5491290162Unsaturated FatsFats that are liquid at room temperature. Good fats.28
5491290163SteroidsHormones produced by lipids in the body like cholesterol and vitamin D.29
5491290164WaxThe coating on plants that makes them waterproof. A lipid in our bodies and in other organisms.30
5491290165Trans FatFat from animals and other substances that is extremely bad for you. Banned in some states.31
5491293882Cholesterol (LDL, HDL)A steroid in the body. LDL is low protein and is the bad kind, HDL is the good kind.32
5491293883GlucoseSimple sugar. Monomer of Carbohydrates.33
5491293884Simple SugarGlucose is an example. Any monomer sugar.34
5491295976Complex SugarAny sugar with more than one molecule. Cellulose is an example, which is a carbohydrate in plants.35
5491295977HydrolysisChemical break down of a compound in water.36
5491295978Nucleic AcidsMacromolecules that make up our DNA. Monomer is nucleotides.37
5491298099Double HelixDeoxyribonucleicacid. Makes up our DNA.38
5491298100CalorieThe amount of energy it takes to raise 1 Liter of water 1 degree Celsius.39
5491298101Polar BondPartially ionic bonds. Some electrons are shared, and some are transferred.40
5491300726Universal SolventWater, because it dissolves almost everything.41
5491300727CohesionAttraction between water molecules and other water molecules.42
5491300728AdhesionAttraction between water molecules and other molecules or substances.43
5491304261Surface TensionTension on the surface of liquids that prevents things from immediately going into the liquid.44
5491308433Capillary actionMotion of liquids without the help of, or against, gravity.45
5491308434SolventThe substance that does the dissolving.46
5491308435SoluteThe substance that is dissolved.47
5491310402HydrophobicWater hating - the tails of the phospholipid molecules in our cells.48
5491310403HydrophillicWater loving - the heads of the phospholipid molecules in our cells.49
5491310404High Heat CapacityCharacteristic of water that tells us that it takes a lot of heat to change the temperature of water.50
5491312028SuspensionMixture where particles do not dissolve.51
5491533992SolutionMixture where all parts are completely dissolved.52
5491312029Clarityhow clear something is.53
5491312030MixtureTwo or more substances that are not chemically combined.54
5491548489Homogeneous mixtureEvenly distributed, looks like all the same substance. Can't separate parts.55
5491548490Heterogeneous mixtureNot evenly distributed, looks like different pieces, and you can separate them easily.56
5491553566Physical changechange in shape, size or state of matter. Can be reversible.57
5491555590Chemical changechange in what something actually is chemically - color, temperature, gas production.58
5491317811AcidA substance that produces H+ ions in solution with water. pH less than 7.59
5491317812BaseA substance that produces OH- ions in solution with water. pH more than 7.60
5491317813NeutralA solution that has equal amounts of H+ and OH- ions, is balanced.61
5491319662AlkalinityA measure of how basic something is. Alkaline is another word for base.62
5491319663Hydroxide IonProduced when Bases are put in water.63
5491321571Hydrogen IonProduced when Acids are put in water.64
5491321572Hydronium IonRare occurrence of an extra hydrogen bonding to a water molecule. Happens sometimes with acids.65
5491323462DissociationSeparation of parts of a substance or molecule/compound. (salt breaking down into sodium and chloride.66
5491323463BufferSolution used to neutralize acids and bases.67
5491324905NeutralizationTo equalize the amount of H+ and OH- in a solution. Make it neutral.68
Powered by Quizlet.com [2]

Source URL:https://course-notes.org/flashcards/biochemistry_vocabulary_flashcards

Links
[1] https://course-notes.org/javascript%3Avoid%280%29%3B [2] http://quizlet.com/