Which is true for enzymes in general?
A) They reduce the free energy of the product in relation to that of the substrate.
B) They can catalyze their reaction over a wide pH range.
C) They increase the rate of the forward and backward reactions in proportion.
D) When the substrate is chiral, both isomeric forms can be used as substrates of the enzymatic reaction.
E) They alter the position of the equilibrium for a reaction.
Correct Answer:
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Q2: The enzyme that catalyzes the following reaction
Q3: Most NAD-using enzymes are named as:
A)Transferases.
B)Dehydrogenases.
C)Carboxylases.
D)Oxygenases.
E)Lyases.
Q4: Racemase enzymes interconvert:
A)Epimers.
B)Anomers.
C)Enantiomers.
D)Diasteriomers.
E)Aldoses and ketoses.
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Q10: Which of the following is characteristic for
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