Which Statement Is Correct About the Michaelis-Menten Constant, K_m, for the Kinetic

question 23

Multiple Choice

Which statement is correct about the Michaelis-Menten constant, K_m, for the kinetic mechanism below?

• A) It is numerically equal to the substrate concentration required to achieve one half the maximum velocity.
• B) Its defined as K_m = k₁/(k−₁ + k₂).
• C) It is approximately equal to the dissociation constant for the enzyme-substrate complex to E + P.
• D) The value of K_m is constant for an enzyme regardless of the specific substrate molecule used to determine it.
• E) Its numeric value has the units of moles−¹.

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A single measure, often derived from a sample, used to summarize or describe an aspect of the data.

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