Biological-Classification-And-System-Of-Classification Question 766
Question: If the generation time of a bacterium is 40 minutes and a culture containing $ 10^{7} $ cells/ml is grown for 4 hours, then calculate its population after that period.
Options:
A) $ 64\times 10^{7} $
B) $ 32\times 10^{7} $
C) $ 6\times 10^{7} $
D) $ 40\times 10^{7} $
Show Answer
Answer:
Correct Answer: A
Solution:
Generation time is 40 minutes.
$ \therefore $ Number of divisions is $ \frac{240}{40}=6 $ Number of bacteria are = $ 2^{n}=2^{6}\times 10^{7} $ $ =64\times 10^{7} $