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13 Cards in this Set
- Front
- Back
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Bioenergetics
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the flow of energy within a living organism
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Energy
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a dynamic state related to change. energy emerges only when a change occures
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The first law of thermodynamics
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CONSERVATION OF ENERGY: energy can not be created or destroyed, but instead transform from one form to another with out being depleted
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Kinetic energy
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releasing potential energy transforms it into kinetic energy
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Potential energy
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bound in a specific form
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Exergonic
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physical or chemical process that frees energy to its surroundings (represents downhill processes.
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Endergonic
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Represent uphill prcoesses and proceed with an increase in free energy. Sometimes they couple with exergonic
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The transfer of potential energy in any spontaneus process always preceeds in a direction that ____ the capacity to perform work.
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decreases; which reflects the second law of thermodynamics
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a decrease in one form of energy matches a ____ in another.
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increase; and vice versa
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What are two examples of of the most fundemental examples of energy conservation in living cells
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photosynthesis and respiration
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What form of transport work does not require energy?
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Diffusion
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What is the biggest biological catalyst?
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Enzymes
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activation energy
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the energy required to initiate a reaction
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