Biology 9700 · AS & A Level · Chromosome behaviour in mitosis

Chromosome behaviour in mitosis — practice question

A certain mammal has 64 chromosomes in its muscle cells. How many DNA molecules are present in a cell during early prophase and telophase of mitosis?

  • Aearly prophase: 64; telophase: 32
  • Bearly prophase: 64; telophase: 64
  • Cearly prophase: 128; telophase: 128
  • Dearly prophase: 128; telophase: 64

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI