Which of the Following Is NOT a Characteristic of K_cₐt/K_m

question 41

Multiple Choice

Which of the following is NOT a characteristic of k_cₐt/K_m?

• A)It corresponds to a second-order rate constant.
• B)It provides an excellent parameter for comparison of the catalytic efficiency of enzymes.
• C)It reflects the property of the enzyme when substrate concentration is at saturation.
• D)The upper limit for the k_cat/K_m value is fixed by the diffusion-controlled limit for reactions,which is 10⁹ M⁻¹ s⁻¹.

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