10806778473 | catabolic pathway | break molecules and release energy | 0 | |
10806788251 | anabolic pathway | make molecules and absorb energy | 1 | |
10806851906 | 1st law of thermodynamics | Energy cannot be created or destroyed | 2 | |
10806857653 | 2nd law of thermodynamics | Every energy transfer or transformation increases the entropy of the universe. | 3 | |
10806861416 | delta S | entropy (disorder) | 4 | |
10806865029 | +delta S | disorder | 5 | |
10806867690 | -delta S | order | 6 | |
10806879057 | Delta G (Gibbs Free Energy) | tells how spontaneous rxn will be | 7 | |
10806929198 | Delta H | change in enthalpy | 8 | |
10806931923 | Enthalpy | total energy of a system | 9 | |
10806938451 | +Delta H | endothermic-energy absorbed (cold) | 10 | |
10806953783 | -Delta H | exothermic-energy released (heat) | 11 | |
10807019183 | spontaneous v non-spontaneous rxns | spontaneous: Delta G < 0, Delta S > 0 non-spontaneous: Delta G > 0, Delta S < 0 | 12 | |
10812124468 | -Delta G is | spontaneous, exergonic, energy is released to surroundings | 13 | |
10812131831 | +delta G | non-spontaneous, endergonic, energy is absorbed from surroundings | 14 | |
10812138268 | delta G of exergonic | 15 | ||
10812152649 | Delta G of endergonic reactions | 16 | ||
10812160567 | 3 main types of work a cell does | chemical, transport, mechanical | 17 | |
10812162362 | chemical | pushes non-spontaneous rxns to occur | 18 | |
10812171834 | transport | pumping out substances across the membrane | 19 | |
10812182229 | mechanical | more structures to accomplish tasks | 20 | |
10812187592 | ATP | adenosine triphosphate | 21 | |
10812190963 | What makes up ATP | 3 phosphate groups, ribose, and adenine | 22 | |
10812197004 | bonds broken with......releases energy | hydrolysis | 23 | |
10812202760 | _______+____________= ATP | ADP+Pi | 24 | |
10812208664 | activation energy | energy needed to start a reaction | 25 | |
10812216667 | Substrate | reactant enzyme acts on, binds to active site | 26 | |
10812229036 | bonds that hold enzyme in active site | hydrogen, ionic | 27 | |
10812243639 | cofactors | nonprotein enzyme helpers | 28 | |
10812253538 | inhibitors bind covalently to enzyme and are | irreversible | 29 | |
10812319652 | competitive inhibition | inhibitor binds to enzyme, reversible | 30 | |
10812330734 | non-competitive inhibition | inhibitor binds to site other than active site, irreversible, alters shape of enzyme and prevents substrates from binding to active site | 31 | |
10812341936 | allosteric regulation | The binding of a molecule to a protein that affects the function of the protein at a different site. | 32 | |
10812348273 | coopertivity | a type of allosteric activation in which a substrate can bind to the active site of a multisubunit enzyme | 33 | |
10812844785 | hemoglobin example | the binding of one substance to one of the active sites increases catalytic activity and increases affinity of other active sites for the substrates | 34 | |
10812855096 | feedback inhibition | metabolic pathway is switched off when a product of an enzyme binds to it, causing one pathway to stop | 35 | |
10813000316 | heat | speeds up reaction, dentures proteins and kills cells | 36 | |
10813005456 | When activator binds to site on enzyme..... | stabilizes enzymes size | 37 | |
10813007295 | When inhibitor binds to site..... | stabilizes inactive form of enzyme, makes all active sites inactive | 38 |
AP Bio CH.8 Flashcards
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