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Question: Answered & Verified by Expert
A bacterium divides every 35 minutes. If a culture containing 105 cells per ml is grown for 175 minutes, what will be the cell concentration per ml after 175 minutes?
BiologyCell Cycle and Cell DivisionNEET
Options:
  • A 32 X 105 cells
  • B 5 X 105 cells
  • C 35 X 105 cells
  • D 175 X 105 cells
Solution:
2630 Upvotes Verified Answer
The correct answer is: 32 X 105 cells
The 'n', the time difference is 175/35 = 5 minutes, then, 2n = 25 = 32. 
The culture initially had 10cells/ml, therefore, 32 X 105 cells will be present after 175 minutes.

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