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Describe the lock and key model
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What is bioenergetics?
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Bio 10-3
| Question | Answer |
|---|---|
| Describe the lock and key model | Big group of enzymes linked by peptide bonds is lock and substrate is key |
| What is bioenergetics? | The energy of living organisms |
| All energy can be converted except what type? | heat |
| What are the 2 units of energy/describe | 1. calorie- 1cal=amount of heat energy needed to raise 1g water 1 degree celsius 2. Joule 1cal=4.18J |
| What are the first 2 laws of thermodynamics? | 1. Energy can be neither created nor destroyed but converted 2. Entropy is always increasing |
| What is the equation for delta G? | (Delta) G=(delta)H-T(delta)S |
| What is delta S | Entropy-amount of disorder |
| What is delta H | Enthalphy- amount of energy used to make/ break bonds |
| What is the energy needed to jumpstart a reaction called? | Activation energy |
| The lower the activation energy the _____ the reaction? | faster |
| What are the 2 types of reactions/describe | 1. Exergonic- gives off energy, reactant has more energy than product, -G 2. Endergonic- requires energy, product has more energy than reactant, +G |
| What is a Ribozyme? | RNA with the catabolic ability to act as an enzyme |
| WHat is the study of energy? | THermodynamics |
| What are the 3 main groups of energy/describe | 1. Kinetic-energy of motion 2. potential- stored energy 3. Free(G)- energy able to do work |
Created by:
jessie4393
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