Which of the following is not a characteristic of enzymes?
A) They speed up the rate of chemical reactions but are not used up in the process.
B) Most are proteins.
C) They are most active at temperatures above 53 degrees C.
D) They have active sites and interact with specific substrates.
Correct Answer:
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Q1: A cofactor is _. Examples are _.
A)an
Q3: Three factors that increase the rates of
Q4: The basic steps of an enzyme-catalyzed reaction
Q5: Lactose is a disaccharide found in milk.
Q6: The enzyme catalase acts on the substrate
A)oxygen.
B)hydrogen.
C)hydrogen
Q7: An example of an anabolic reaction is
A)many
Q8: An important mechanism that controls metabolic pathways
Q9: Humans require vitamins in their diets because
Q10: When a sucrose molecule is broken down
Q11: Dehydration synthesis reactions _ , whereas hydrolysis
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