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BIO 111- Ch.4-8

Ch.4-8 2nd exam

QuestionAnswer
Energy The ability to do work
Potential Energy Stored energy due to circumstance
Chemical Energy Random movements of molecules
All Living Things Maintain and build their bodies Respond to changes in environment Grow and reproduce
Laws of Thermodynamics 1st Law Total energy in a closed system that is constant.
Laws of Thermodynamics 2nd Law All energy transfers increase "disorder", entropy is increasing
Downhill release of energy is spontaneous
Uphill not spontaneous
Catabolic reactions that break down molecules and release energy
Anabolic reactions that build up molecules, capturing released energy and storing it.
What is so great about ATP All of it is done by enzymes, enzymes use the atp. Reconigtion by enzymes use it as a source.
Created by: jmborthwick
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