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15 terms

Biology Chapter 8 Questions

STUDY
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A space station orbiting earth is exhibiting what kind of energy?
Kinetic energy
The fact that energy cannot be created or destroyed but can be converted from one form to another refers to
Conservation of energy
Chemical energy is a form of _____ energy.
Potential
In your body, what process converts the chemical energy found in glucose into the chemical energy found in ATP?
Cellular respiration
What are by-products of cellular respiration?
Heat, Carbon Dioxide, and Water
The reaction A → B + C + heat is released in a(n) _____ reaction.
Exergonic
A(n) _____ reaction occurs spontaneously.
Exergonic
What reactions require a net input of energy from its surroundings?
Endergonic
In cells, what is usually the immediate source of energy for an endergonic reaction?
ATP
The reaction ADP + P → ATP is a(n) _____ reaction.
Endergonic
The energy for an endergonic reaction comes from a(n) _____ reaction.
Exergonic
What is the fate of the phosphate group that is removed when ATP is converted to ADP?
It is acquired by a reactant in an endergonic reaction.
The use of energy released from an exergonic reaction to drive an endergonic reaction is called
Energy coupling
The ___-______ is the phosphate group closest to the ribose sugar
alpha-phosphate
The _______ is the scaffold that provides the backbone for the entire adenosine triphosphate molecule.
Ribose Sugar