Starting from a single individual,what is the size of a population of bacteria that reproduce by binary fission every 20 minutes at the end of a 2-hour time period? (Assume unlimited resources and no mortality. )
A)8
B)16
C)32
D)64
E)128

Question

Quizplus · Accepted Answer

In 2 hours, there are 6 intervals of 20 minutes each. Starting with 1 bacterium, the population doubles every 20 minutes: 1 -> 2 -> 4 -> 8 -> 16 -> 32 -> 64. Thus, the population size is 64.

Starting from a Single Individual,what Is the Size of a Population