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Populations (A-level only)

Populations (A-level only)

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Question 15

A culture of 2500 Phaeodactylum tricornutum cells was grown in a photobioreactor under optimal light and nutrient conditions. The cells divided once every 90 minutes.

Assuming there were no limiting factors and no cells died during a 24-hour cultivation period, calculate the final cell population at the end of this 24-hour period. Give your answer in standard form to three significant figures. Show your working.

[3]
Markscheme

Populations (A-level only) Questions

  1. A Level
  2. /Biology
  3. /Populations (A-level only)

23 exam-style questions on AQA A Level Biology Populations (A-level only). Each one has a worked solution and a mark scheme showing where the marks go.

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