meiosis and fertilisation

Cards (10)

  • Where does meiosis take place in humans?
    In reproductive organs
  • What are the male and female reproductive organs in humans?
    Testes and ovaries
  • What happens to the chromosomes in the first stage of meiosis?
    All chromosomes are copied
  • How many gametes are produced from one original cell in meiosis?
    Four gametes
  • What is true about the genetic makeup of the gametes produced by meiosis?
    They are genetically different from each other
  • What do scientists call the joining of male and female gametes?
    Fertilization
  • What happens to the number of chromosomes after fertilization?
    The full number of chromosomes is restored
  • How many chromosome pairs does a fertilized egg contain?
    23 chromosome pairs
  • What process occurs after fertilization?
    The new cell divides by mitosis
  • What is formed as the embryo develops?
    Different cell types