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1.1 Cell structure

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Question 65
H

After 3 hours a culture of bacteria with a mean division time of 30 minutes contains 5.12 × 105 cells.

How many bacteria were present at the start of the 3 hours?

[1]
A

2000

B

4000

C

8000

D

16 000

Markscheme

1.1 Cell structure Questions

  1. GCSE
  2. /Biology
  3. /1.1 Cell structure

282 exam-style questions on AQA GCSE Biology 1.1 Cell structure, covering 1.1.1 Eukaryotes and prokaryotes, 1.1.2 Animal and plant cells, 1.1.3 Cell specialisation, 1.1.4 Cell differentiation, 1.1.5 Microscopy, and 1.1.6 Culturing microorganisms. Each one has a worked solution and a mark scheme showing where the marks go.

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