Fertilization, Meiosis, Gametes, And Cytokinesis

9 Questions | Total Attempts: 288

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Fertilization, Meiosis, Gametes, And Cytokinesis

Mccabe lecture 8/12/08


Questions and Answers
  • 1. 
    Oogonia develop into primary oocytes
    • A. 

      At puberty

    • B. 

      At birth

    • C. 

      By the third month post-conception

    • D. 

      At the end of the second trimester

    • E. 

      When menstruation first starts

  • 2. 
    Oogenesis is synchronized
    • A. 

      True

    • B. 

      False

  • 3. 
    As each follicle matures _________ is completed and the oocyte divides so that the one cell becomes the secondary oocyte
    • A. 

      Meiosis I

    • B. 

      Meiosis II

    • C. 

      Fertilization

    • D. 

      Development

  • 4. 
    An ovum is stuck at ____________ until fertilization.
  • 5. 
    To generate sperm __________ successive mitotic divisions are required
    • A. 

      2

    • B. 

      One million

    • C. 

      Several hundred

    • D. 

      64

    • E. 

      10000

  • 6. 
    Meiosis I
    • A. 

      Is reduction division

    • B. 

      Involves crossing over during the pachytene stage of prophase I

    • C. 

      Is just like mitosis

    • D. 

      Can result in both parental chromosomes being present if non disjunction occurs

    • E. 

      A, B, and D only

  • 7. 
    Oocytes remain in _____________ until puberty
  • 8. 
    Cytokinesis is
    • A. 

      Changes occurring outside of the nucleus during cell division

    • B. 

      Part of mitosis

    • C. 

      Part of meiosis

    • D. 

      Changes occurring outside of the cell during division

    • E. 

      Change in DNA during cell division

  • 9. 
    In spermatogenesis, one spermatocyte forms _____ spermatids.