This Quiz Is To Cater Week Without Wall Requirement For The Cell Reproduction Lecture.

32 Questions | Total Attempts: 290

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Questions and Answers
  • 1. 
    Which of the following FALSE of mitosis?
    • A. 

      Growth

    • B. 

      Cell replacement

    • C. 

      Asexual reproduction

    • D. 

      Gamete production

    • E. 

      All of the above are false

  • 2. 
    Which of the following FALSE of chromosome?
    • A. 

      It consists of DNA

    • B. 

      It is in duplicated form for mitosis preparation

    • C. 

      Each chromosome and its copy stay attached to each other as sister chromatids

    • D. 

      Chromosomes always appear in odd numbers.

  • 3. 
    Which of the following is TRUE of chromosome number?
    • A. 

      Chromosome number in somatic cell is haploid.

    • B. 

      Somatic cell has two of each type of chromosome.

    • C. 

      Chromosome in gametes number is diploid.

    • D. 

      A gamete consists both of each chromosome type

  • 4. 
    During interphase,
    • A. 

      Cell starts to divide.

    • B. 

      Number of cytoplasmic components doubles.

    • C. 

      Chromosome remain in single stranded.

    • D. 

      The chromosomes start to condense.

  • 5. 
    1. Interphase consists of ________ stages.
    • A. 

      Two

    • B. 

      Five

    • C. 

      Four

    • D. 

      Three

  • 6. 
    The cell synthesizes the proteins that will be needed for cell division at
    • A. 

      Prophase

    • B. 

      S phase

    • C. 

      G1 phase

    • D. 

      G2 phase

  • 7. 
    In a cell cycle, G1 phase is where the
    • A. 

      Cleavage furrow happen

    • B. 

      Chromosomes are dividing.

    • C. 

      Chromosomes are duplicated.

    • D. 

      Chromosomes are in single stranded.

  • 8. 
    At _______________ the chromosomes are synthesis and duplicated.
    • A. 

      S phase

    • B. 

      G1 phase

    • C. 

      G2 phase

    • D. 

      Prophase

  • 9. 
    Which of the following is TRUE of the cell cycle check point location?
    • A. 

      G1 phase → Mitosis → G2 phase

    • B. 

      G1 phase → G2 phase → Mitosis

    • C. 

      G1 phase → G2 phase → S phase → Mitosis

    • D. 

      G1 phase → S phase → G2 phase → Mitosis

    • E. 

      None of the above

  • 10. 
    The checkpoint at the end of which phase is considered the most important aspect of cell cycle regulation, as any potential problems with it can lead to cancer?
    • A. 

      G1 phase

    • B. 

      G2 phase

    • C. 

      S phase

    • D. 

      M phase

  • 11. 
    Apoptosis is a programmed of
    • A. 

      Cell repair.

    • B. 

      Cell resting state.

    • C. 

      Dividing of cytoplasm.

    • D. 

      Destruct of its own cell.

  • 12. 
    Which of the following is FALSE of prophase?
    • A. 

      New microtubules are assembled

    • B. 

      Chromosomes start to duplicated

    • C. 

      Nuclear envelope starts to break up

    • D. 

      One centriole pair is moved toward opposite pole of spindle

    • E. 

      None of the above

  • 13. 
    Which of the following is FALSE of metaphase?
    • A. 

      Nuclear envelope starts to disappear.

    • B. 

      Chromosomes are maximally condensed.

    • C. 

      All chromosomes are lined up at the spindle equator.

    • D. 

      Spindle microtubules become attached to the two sister chromatids of each chromosome.

    • E. 

      All the above statements are false.

  • 14. 
    At anaphase I, the
    • A. 

      Kinetochores are split, and the sister chromatids are pulled toward the poles by centromeres.

    • B. 

      Centromeres are split, and then the kinetochore are pulled toward the poles by sister chromatids.

    • C. 

      Centromeres are split, and then the sister chromatids are pulled toward the poles by kinetochore microtubules.

    • D. 

      Sister chromatids are split by kinetochores, centromeres are pulled toward the poles by kinetochore microtubules.

  • 15. 
    Which of the following is FALSE of telophase?
    • A. 

      The nucleoli disappear.

    • B. 

      Chromosomes reach the cell poles

    • C. 

      Chromosomes begin to decondense.

    • D. 

      Nuclear envelope is re-assembled around each set of chromatids, the nucleoli reappear.

    • E. 

      All the above statements are false.

  • 16. 
    Which of the following is FALSE of prophase I?
    • A. 

      The duplicated chromosomes condense.

    • B. 

      The chromosome pairs with its homologue

    • C. 

      Crossing over the genetic material happen among sister chromatid.

    • D. 

      Each chromosome becomes attached to microtubules of newly forming spindle

    • E. 

      None of the above.

  • 17. 
    During metaphase I,
    • A. 

      Chromosomes are line up at spindle equator.

    • B. 

      Homologous chromosomes segregate from each other.

    • C. 

      Sister chromatids are separated toward opposite pole.

    • D. 

      One homologue orients toward one pole, and those of other homologue toward opposite pole.

  • 18. 
    During telophase I, the
    • A. 

      Chromosomes arrive at opposite poles, then the cytoplasm divides to produce two diploid cells.

    • B. 

      Cytoplasm divides to produce two haploid cells before the chromosomes arrive at opposite poles.

    • C. 

      Chromosomes arrive at opposite poles, then the cytoplasm divides to produce two haploid cells.

    • D. 

      Chromosomes de-condensed and arrive at opposite poles, then the cytoplasm divides to produce two haploid cells.

  • 19. 
    During Prophase II,
    • A. 

      Crossing over starts to take place

    • B. 

      The chromosomes number remain as haploid.

    • C. 

      Two homologous sister chromatid are pairing up.

    • D. 

      The duplicated chromosomes have been divided into single chromosomes.

  • 20. 
    Which of the following is FALSE of metaphase II?
    • A. 

      The centromeres are ready to divide.

    • B. 

      Chromosomes divided from the diploid to the haploid number of chromosome.

    • C. 

      Sister chromatids divide at the centromeres and the resulting each chromosome moves toward opposite poles of the cell.

    • D. 

      Homologous chromosomes divide and the resulting each chromosome moves toward opposite poles of the cell.

    • E. 

      None of the above

  • 21. 
    Which of the following is NOT the contribution factor of variation among off spring?
    • A. 

      Crossing over during prophase I

    • B. 

      Random combination of gametes at fertilization.

    • C. 

      Random movement of chromosomes at anaphase I

    • D. 

      Random alignment of chromosomes at metaphase I

    • E. 

      None of the above statements

  • 22. 
    Crossing over occurs between
    • A. 

      Two daughter nuclei.

    • B. 

      Two different bivalents.

    • C. 

      Sister chromatids of bivalents.

    • D. 

      Non sister chromatids of bivalents.

  • 23. 
    Replication of centriole occurs in
    • A. 

      Prophase.

    • B. 

      Anaphase.

    • C. 

      Interphase.

    • D. 

      Metaphase.

  • 24. 
    Chiasmata formation takes place during
    • A. 

      Prophase I.

    • B. 

      Anaphase I.

    • C. 

      Metaphase I.

    • D. 

      Telophase I.

  • 25. 
    During which of the following phases will a human somatic cell contain the least amount of DNA?
    • A. 

      G1 phase.

    • B. 

      G2 phase

    • C. 

      Prophase

    • D. 

      Metaphase

    • E. 

      None of the above

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