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6.2 Variation and evolution

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Question 17

A veterinary team wants to use adult cell cloning to produce a kitten genetically identical to cat T. Cat U can provide an unfertilised egg cell and cat V can act as a surrogate mother. Which procedure should the team use?

[1]
A

Keep the nucleus in an egg cell from cat U, insert a body-cell nucleus from cat T and place the embryo into cat V

B

Remove the nucleus from an egg cell from cat T, insert a body-cell nucleus from cat U and place the embryo into cat V

C

Remove the nucleus from an egg cell from cat U, insert a body-cell nucleus from cat T and place the embryo into cat V

D

Remove the nucleus from an egg cell from cat U, insert a body-cell nucleus from cat V and place the embryo into cat T

Markscheme

6.2 Variation and evolution Questions

  1. GCSE
  2. /Biology
  3. /6.2 Variation and evolution

80 exam-style questions on AQA GCSE Biology 6.2 Variation and evolution, covering 6.2.1 Variation, 6.2.2 Evolution, 6.2.3 Selective breeding, 6.2.4 Genetic engineering, and 6.2.5 Cloning. Each one has a worked solution and a mark scheme showing where the marks go.

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