How specific are enzymes?
A) Many enzymes can "cross over" to catalyze reactions of different substrates in the same chemical family
B) There are 20 amino acids and therefore 20 enzymes that control all protein metabolic reactions
C) An enzyme catalyzes one reaction but it may produce one product one time,another product another time
D) An enzyme catalyzes one reaction and it produces a distinct product
Correct Answer:
Verified
Q15: Exergonic reactions
A)are always coupling reactions.
B)can occur spontaneously.
C)can
Q16: How do an enzyme and its substrate
Q17: Endergonic reactions
A)are always coupling reactions.
B)occur spontaneously.
C)can only
Q18: The net direction of any chemical reaction
Q19: Which form of energy is NOT correctly
Q21: The subunits from which ATP is made
Q22: Which is the true statement about oxidation-reduction
Q23: Which organelle contains ATP synthetase complexes in
Q24: Each turn of the Krebs cycle produces
A)2
Q25: Which process involves chemiosmotic coupling?
A)The Krebs cycle
B)Glycolysis
C)The
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