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Gene expression is controlled by a number of features (A-level only)

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Question 2

A malignant lung cancer cell has a mutation that leads to the overexpression of a proto-oncogene, causing the cell to divide once every 21 hours.

Starting with a single cancer cell of this type, calculate how many cancer cells will be present after 5 weeks. Assume that none of these cells die.

Give your answer in standard form.

[2]

Gene expression is controlled by a number of features (A-level only) Questions

  1. A Level
  2. /Biology
  3. /Gene expression is controlled by a number of features (A-level only)