Biology 0610 · IGCSE · Chromosomes, genes and proteins

Chromosomes, genes and proteins — practice question

A zygote contains ten chromosomes in its nucleus. Which row gives the number of chromosomes in the cells of this species?

  • Abody cells 5, sperm cells 5, embryo cells 10
  • Bbody cells 5, sperm cells 10, embryo cells 20
  • Cbody cells 10, sperm cells 5, embryo cells 10
  • Dbody cells 10, sperm cells 10, embryo cells 20

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