cell division by mitosis

Cards (24)

  • What do both plant and animal cells contain?
    A nucleus
  • What are chromosomes made of?
    The molecule DNA
  • How many chromosomes does the cell contain in the video?
    Four chromosomes
  • How many pairs of chromosomes do human body cells contain?
    23 pairs of chromosomes
  • What are gametes?
    Cells with unpaired chromosomes
  • What do chromosomes carry that determines many features?
    A large number of genes
  • How many genes do the chromosomes in the video have?
    Four genes
  • What is the purpose of the cell cycle?
    To allow cells to divide
  • What are the two ways cells can divide?
    Mitosis and meiosis
  • What is the first stage of the cell cycle?
    DNA replicates to form copies
  • What happens to the chromosomes during the first stage of the cell cycle?
    They remain attached after replication
  • What internal structures does the cell copy during the first stage?
    Mitochondria and ribosomes
  • What occurs in the second stage of the cell cycle?
    Mitosis takes place
  • What happens to the chromosomes during mitosis?
    One set is pulled to each end
  • What divides in the final stage of the cell cycle?
    The cytoplasm and cell membrane
  • What is the result of the cell cycle?
    Two identical cells are formed
  • How many stages of mitosis do AQ exams require you to know?
    The stages shown in the video
  • What is one function of mitosis?
    Essential for growth and development
  • When does mitosis take place in an organism?
    When it repairs itself
  • What is another function of mitosis?
    Occurs during asexual reproduction
  • What are the stages of the cell cycle involving mitosis?
    1. DNA replication
    2. Mitosis
    3. Cytoplasm and membrane division
  • What are the functions of mitosis?
    • Essential for growth and development
    • Repairs damaged tissues
    • Occurs during asexual reproduction
  • Where can you find questions on the cell cycle and mitosis?
    In the revision workbook
  • What should you be able to do after watching the video?
    Describe the importance and stages of mitosis