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Biology 1-8 cumulative

Question:
Which of the following is true of enzymes?





A. Enzyme function is increased if the 3-D structure or conformation of an enzyme is altered.
B. Nonprotein cofactors alter the substrate specificity of enzymes.
C. Enzyme function is independent of physical and chemical environmental factors such as pH and temperature.
D. Enzymes increase the rate of chemical reaction by lowering activation energy barriers.
Answer:
D. Enzymes increase the rate of chemical reaction by lowering activation energy barriers.
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Last update by dangkathy04 on 05/03/2014
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Biology 1 8 cumulative
Biology 1-8 cumulative
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Free Flashcard From Biology 1-8 cumulative
Question: Which of the following is true of enzymes? A. Enzyme function is increased if the 3-D structure or conformation of an enzyme is altered. B. Nonprotein cofactors alter the substrate specificity of enzymes. C. Enzyme function is independent of physical and chemical environmental factors such as pH and temperature. D. Enzymes increase the rate of chemical reaction by lowering activation energy barriers.
Answer: D. Enzymes increase the rate of chemical reaction by lowering activation energy barriers.