Study

Meiosis

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  • Sperm and egg cells are called
    gametes
  • Somatic cells have two sets of chromosomes so they are _____
    Diploid
  • What is it called when homologous chromosomes exchange pieces of genetic material?
    crossing over
  • Gametes have one set of chromosomes so they are _____
    Haploid
  • Chromosomes with the same genes (one from mom and one from dad) are
    Homologous Chromosomes
  • What is one way meiosis increases genetic variation?
    crossing over, random arrangement of chromosomes
  • Humans have ____ total chromosomes
    46
  • How many cell divisions happen in meiosis?
    2
  • What is the end product of meiosis I? (number of cells, haploid or diploid)
    2 haploid cells
  • How many cells are produced at the end of meiosis?
    4
  • A fertilized egg cell is called a/an
    zygote
  • Cells at the end of meiosis are haploid or diploid
    haploid