UMKC BIO 108 EXAM 2 QUESTIONS
AND ANSWERS GRADED A+ 2026
Metabolism - ANS The totality of an organism's chemical reactions.
energy - ANS The capacity to do work.
kinetic energy - ANS The energy of motion.
heat - ANS A form of energy that is transferred between systems or objects with different
temperatures.
potential energy - ANS Stored energy that has the potential to do work.
chemical energy - ANS Energy stored in the bonds of chemical compounds.
thermodynamics - ANS The study of energy transformations.
phosphorylation - ANS The addition of a phosphate group to a molecule.
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
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, substrate - ANS The reactant on which an enzyme works.
active site - ANS The region on an enzyme where the substrate binds.
enzyme-substrate-complex - ANS The temporary complex formed when an enzyme binds to
its substrate.
induced fit - ANS The change in shape of an enzyme to better fit the substrate.
cofactor - ANS A non-protein molecule that assists in enzyme activity.
coenzyme - ANS An organic cofactor that assists enzymes.
vitamin - ANS Organic compounds that are essential for normal growth and nutrition.
metabolic pathway - ANS A series of chemical reactions in a cell that builds or breaks down a
molecule.
catabolic pathway - ANS A metabolic pathway that releases energy by breaking down
complex molecules.
anabolic pathway - ANS A metabolic pathway that consumes energy to build complex
molecules.
closed system - ANS A system that does not exchange matter with its surroundings.
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
2
AND ANSWERS GRADED A+ 2026
Metabolism - ANS The totality of an organism's chemical reactions.
energy - ANS The capacity to do work.
kinetic energy - ANS The energy of motion.
heat - ANS A form of energy that is transferred between systems or objects with different
temperatures.
potential energy - ANS Stored energy that has the potential to do work.
chemical energy - ANS Energy stored in the bonds of chemical compounds.
thermodynamics - ANS The study of energy transformations.
phosphorylation - ANS The addition of a phosphate group to a molecule.
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
1
, substrate - ANS The reactant on which an enzyme works.
active site - ANS The region on an enzyme where the substrate binds.
enzyme-substrate-complex - ANS The temporary complex formed when an enzyme binds to
its substrate.
induced fit - ANS The change in shape of an enzyme to better fit the substrate.
cofactor - ANS A non-protein molecule that assists in enzyme activity.
coenzyme - ANS An organic cofactor that assists enzymes.
vitamin - ANS Organic compounds that are essential for normal growth and nutrition.
metabolic pathway - ANS A series of chemical reactions in a cell that builds or breaks down a
molecule.
catabolic pathway - ANS A metabolic pathway that releases energy by breaking down
complex molecules.
anabolic pathway - ANS A metabolic pathway that consumes energy to build complex
molecules.
closed system - ANS A system that does not exchange matter with its surroundings.
@COPYRIGHT 2026/2027 ALL RIGHTS RESERVED
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