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1.1 Cell structure

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Question 87
H

Culture X starts with 1 bacterium and has a mean division time of 15 minutes.

Culture Y starts with 64 bacteria and has a mean division time of 30 minutes.

After 2 hours, which culture contains more bacteria, and by how many?

[1]
A

culture X, by 256 bacteria

B

culture X, by 768 bacteria

C

culture Y, by 256 bacteria

D

culture Y, by 768 bacteria

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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