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Life 102 Chapter 8
8
32
Biology
Undergraduate 1
09/30/2013

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Term
metabolic pathway
Definition
Term
catabolic pathway
Definition
releases energy
Term
anabolic pathway
Definition
uses energy
Term
bioenergetics
Definition
Term
energy
Definition
Term
kinetic energy
Definition
the energy of movement
Term
thermal energy
Definition
Term
potential energy
Definition
Term
chemical energy
Definition
Term
first law of thermodynamics
Definition
energy can change in form but never be created or destroyed
Term
second law of thermodynamics
Definition
All energy transformations result in an increase in disorder (increase in entropy)
Term
spontaneous process
Definition
Term
free energy
Definition
Term
endergonic reaction
Definition
Term
exergonic reaction
Definition
Term
ATP full word
Definition
(adenosine triphosphate)
Term
Kinetic energy is the energy of...
Definition
motion
Term
chemical energy is a form of _______ energy
Definition
potential
Term
enzymes work by.....
Definition
reducing the energy of activation
Term
A(n) _____ reaction occurs spontaneously.
Definition
exergonic
Term
What is energy coupling?
Definition
the use of energy released from an exergonic reaction to drive an endergonic reaction
Term
forms of energy
Definition
potential
chemical
light
thermal
Term
ΔG<0
Definition
exergonic reaction
Term
ΔG>0
Definition
endergonic reaction
Term
ATP Structure
Definition
Adenine base + Simple sugar + 3 phosphate groups
Term
ATP is needed for most __________ reactions.
Definition
endergonic
Term
2 ways to overcome the activation barrier
Definition
heat up the system,
use an enzyme
Term
enzymes increase the rate of a reaction by________________
Definition
lowering the active energy
Term
cofactor
Definition
a non-protein molecule/atom required for enzyme activity (ex. vitamin)
Term
competitive enzyme inhibitor
Definition
occupies active site
Term
non competitive enzyme inhibitor
Definition
occupies non active site on enzyme
Term
enzyme activators
Definition
makes enzymes work better by binding to the allosteric site and changing the proteins 3D shape to better fit the substrate
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