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Reproduction, DNA and protein synthesis

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Question 11

A diploid cell of the lily plant Lilium lancifolium has a chromosome number of 2n=242n = 242n=24. During reproduction, these cells undergo meiosis to produce haploid microspores (pollen grains). If the mass of DNA in the nucleus of a diploid cell of this plant during the G1 G_1\,G1​ phase of the cell cycle is CCC, which of the following correctly identifies the number of chromosomes and the mass of DNA in the nucleus of a single microspore at the end of meiosis II?

121212 chromosomes and a DNA mass of 0.5C0.5C0.5C

121212 chromosomes and a DNA mass of 1.0C1.0C1.0C

242424 chromosomes and a DNA mass of 0.5C0.5C0.5C

242424 chromosomes and a DNA mass of 1.0C1.0C1.0C

Reproduction, DNA and protein synthesis Questions

  1. GCSE
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  3. /Reproduction, DNA and protein synthesis