Question

The following reaction
A --> B + C + heat
is a(n) _____ reaction.

anabolic
dehydration synthesis
endergonic
exergonic
exchange
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Part D
A(n) _____ reaction occurs spontaneously.

kinetic
chemical
anabolic
exergonic
endergonic
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Part E
Which of these reactions requires a net input of energy from its surroundings?

catabolic
exergonic
hydrolysis
ATP --> ADP + P
endergonic
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Part F
In cells, what is usually the immediate source of energy for an endergonic reaction?

ADP
ATP
as spontaneous reactions, endergonic reactions do not need an addition of energy
glucose
sugar
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Part G
The reaction ADP + P --> ATP is a(n) _____ reaction.

hydrolysis
exergonic
spontaneous
endergonic
chemical
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Part H
The energy for an endergonic reaction comes from a(n) _____ reaction.

anabolic
glucose + glucose --> maltose
synthesis
exergonic
ADP + P --> ATP
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Part I
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.
It is acquired by a reactant in a spontaneous reaction.
It is used to convert an ATP into an AQP.
It is broken down into one phosphorus and four oxygen atoms.
It is acquired by a reactant in an exergonic reaction.
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Part J
This graph illustrates a(n) _____ reaction.
A scheme of a chemical reaction. The reactants are two molecules, one of which consists of A and C, and the other consists of B and D. The products are two molecules, one of which consists of A and B, and the other consists of C and D. The energy of molecules AC and BD is higher than the energy of molecules AB and CD.


hydrolysis
catabolic
exergonic
endergonic
spontaneous
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Part K
Select the INCORRECT association.

kinetic energy ... motion
enzyme ... protein
exergonic ... uphill
exergonic ... spontaneous
potential energy ... positional energy
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Part L
What is energy coupling?

a barrier to the initiation of a reaction
a description of the energetic relationship between the reactants and products in an exergonic reaction
the hydrolysis of ATP to ADP + P
the use of energy released from an exergonic reaction to drive an endergonic reaction
the use of an enzyme to reduce EA

Answer 1

Here are the correct answers based on the provided questions:

**Part D:**
A(n) **exergonic** reaction occurs spontaneously.

**Part E:**
Which of these reactions requires a net input of energy from its surroundings?
**endergonic**

**Part F:**
In cells, what is usually the immediate source of energy for an endergonic reaction?
**ATP**

**Part G:**
The reaction ADP + P --> ATP is a(n) **endergonic** reaction.

**Part H:**
The energy for an endergonic reaction comes from a(n) **exergonic** reaction.

**Part I:**
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.**

**Part J:**
This graph illustrates a(n) **exergonic** reaction.

**Part K:**
Select the INCORRECT association.
**exergonic ... uphill** (Exergonic reactions actually release energy and proceed downhill in terms of energy.)

**Part L:**
What is energy coupling?
**the use of energy released from an exergonic reaction to drive an endergonic reaction**