Ch 5 Short answer
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Created by:
hdmalone Plus on June 11, 2012
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15 terms
Terms | Definitions |
|---|---|
 enzyme | Another term for an organic catalyst is a(n) __________. |
| active site | The __________ __________ of an enzyme has a shape that is complementary to the enzyme's substrate |
| activation energy | Enzymes increase the rate of reaction by lowering the __________ __________. |
| acids | Laboratory fermentation tests often include a pH indicator because many bacteria produce __________ as they ferment carbohydrates. |
| pyruvic acid | During glycolysis, glucose is converted to __________ __________, a molecule that can be used in either fermentation or respiration pathways. |
| proton gradient | The purpose of electron transport is to create a(n) __________ __________ across a membrane that can then be used to make ATP. |
| photosystem | A(n) __________ is a collection of pigments such as chlorophyll that are used to absorb light in the light-dependent reactions of photosynthesis. |
| ADP | ATP is produced by the phosphorylation of __________. |
| Anoxygenic | __________ photosynthetic bacteria produce waste products such as sulfur as they obtain electrons for noncyclic photophosphorylation |
| final electron acceptor | Anaerobic respiration involves the use of molecules other than oxygen as the __________ __________ __________ in an electron transport chain. |
| Lipases | __________ are enzymes used in the catabolism of fats. |
| allosteric site | When an inhibitor molecule binds to a(n) __________ __________ on an enzyme, the shape of the active site changes so that substrate molecules can no longer bind. |
| saturation point | The __________ __________ of an enzyme is reached when all active sites have bound substrate molecules. |
| stroma | During electron transport in chloroplast thylakoids, protons are pumped outside the thylakoid into a space called the __________. |
| Krebs Cycle | The __________ __________ is a pathway in which the energy in acetyl-CoA molecules is converted to the form of NADH and FADH2. |
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