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Biology · Oct / Nov 2019 · Paper 11 · Question 36

5090Nuclear division

The diagram represents gametes P and Q fusing to give cell R. Cell R then produces gametes S, T, U and V. Which statement about the numbers of chromosomes in the cells and gametes is correct?

  1. AThe numbers of chromosomes in P and Q are different.
  2. BThe numbers of chromosomes in P and S are the same.
  3. CThe number of chromosomes in S is one quarter of the number of chromosomes in R.
  4. DThe number of chromosomes in T is half the number of chromosomes in Q.

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Correct answer: B. The numbers of chromosomes in P and S are the same.

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