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GATE 2024 BT – Question 34

Fundamentals of Biological Engineering · Bioreaction Engineering: Kinetics of cell growth, substrate utilization and product formation, structured and unstructured models · 1 mark · Numerical answer

If the rate at which E. coli divides is 0.5 h$^{-1}$, then its doubling time is ________ h.

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Correct answer: 2

Explanation

The division rate is the number of divisions per hour, so the doubling time is $\frac{1}{0.5} = 2$ h.