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proficiency quiz 3
biology
| Term | Definition |
|---|---|
| Energy | the ability to do work |
| Kinetic Energy | the energy of motion |
| Chemical energy | potential energy that is available for release in a chemical reaction |
| Metabolism | The total of an organism's chemical reactions |
| Phosphorylation | moving a phosphate from one thing and giving it to another |
| enzyme | proteins that function as biological catalysts, increasing the rate of a reaction without being consumed by the reaction |
| Calorie | |
| calorie | kilocalorie - units of energy |
| Cellular respiration | a chemical process that uses oxygen to convert the chemical energy stored in fuel molecules to a form of chemical energy that can be used by the cell to preform work |
| Redox reactions | the movement of electrons from one molecule to another is an oxidation-reduction reaction (redox reaction for short) |
| Oxidation / Reduction OIL RIG | Oxidation- the loss of electrons. Reduction - the addition of electrons |
| NAD+ and NADH, dehydrogenase | |
| electron transport chain | |
| Glycolysis | |
| Citric acid cycle (Krebs) | |
| Oxidative Phosphorilation | |
| Chemiosmosis | |
| ATP synthase | |
| ATP (adenosine triphosphate) | powers nearly all forms of cell work |
| Substrate level phosphorylation | |
| acetyl coA | a high- energy fuel molecule for the citric acid cycle |
| FADH2 | |
| mitochondrial matrix | |
| inner mitochondrial membrane (cristae) | |
| inner membrane space | |
| proton gradient | |
| products and reactants | |
| fermentation / anaerobic | |
| specific heat | . |
| potential energy | stored energy |