The rate of an enzyme-catalysed reaction doubles for every rise (below the optimum). At the rate is . What is the rate at ?

Answer and explanation

Correct answer: B.

  1. Step 1: The rise is C, which is two steps of C.
  2. Step 2: Rate units/min.
Answer
.
Why not the others: : doubles only once. : adds units for each C rise. : doubles three times.

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