50 Nursing MCQs: Cell Division (Mitosis & Meiosis)

Nursing MCQs: Cell Division (Mitosis & Meiosis)

1. Mitosis produces how many daughter cells?

One Two Three Four

2. Which type of cell division produces gametes?

Mitosis Binary fission Meiosis Budding

3. DNA replication occurs during which phase of the cell cycle?

G1 phase S phase G2 phase M phase

4. Chromosomes align at the equator during:

Prophase Metaphase Anaphase Telophase

5. Sister chromatids separate during:

Prophase Metaphase Anaphase Telophase

6. Crossing over occurs during:

Prophase I Metaphase I Anaphase I Telophase I

7. Meiosis reduces chromosome number from:

n to 2n 2n to n n to n 2n to 4n

8. Spindle fibers attach to the:

Nucleolus Centromere Ribosome Golgi apparatus

9. Cytokinesis is the division of the:

Nucleus DNA Cytoplasm Chromosomes

10. Meiosis produces how many daughter cells?

Two Four Six Eight

11. Homologous chromosomes separate during:

Anaphase I Anaphase II Metaphase I Telophase II

12. Sister chromatids separate during meiosis in:

Anaphase I Prophase II Anaphase II Telophase I

13. The diploid number in humans is:

23 44 46 92

14. The haploid number in humans is:

23 46 22 44

15. Genetic variation is increased by:

Crossing over Cytokinesis DNA repair Replication

16. Independent assortment occurs during:

Metaphase I Prophase II Anaphase II Telophase I

17. Mitosis is primarily used for:

Gamete formation Growth and repair Fertilization Mutation

18. Meiosis occurs in:

Somatic cells Germ cells Neurons Muscle cells

19. The nuclear membrane disappears during:

Prophase Metaphase Anaphase Telophase

20. Chromosomes decondense during:

Prophase Metaphase Anaphase Telophase

21. Cleavage furrow forms in:

Plant cells Animal cells Bacteria Viruses

22. Cell plate forms in:

Animal cells Plant cells Neurons Gametes

23. Failure of chromosome separation is called:

Mutation Nondisjunction Replication Synapsis

24. Down syndrome is commonly caused by trisomy:

13 18 21 23

25. Tetrads form during:

Prophase I Prophase II Metaphase II Telophase I

26. Chiasmata are sites of:

DNA replication Crossing over Mutation Cytokinesis

27. The longest stage of mitosis is:

Prophase Metaphase Anaphase Telophase

28. The shortest stage of mitosis is:

Prophase Metaphase Anaphase Telophase

29. The G1 checkpoint determines:

Readiness for DNA synthesis Chromosome alignment Cytokinesis Crossing over

30. The G2 checkpoint ensures:

Fertilization DNA replication is complete Meiosis begins Cell plate formation

31. The metaphase checkpoint verifies:

Spindle attachment Protein synthesis DNA transcription Apoptosis

32. Cancer results from loss of control over:

Diffusion Cell division Osmosis Exocytosis

33. A zygote is:

Haploid Diploid Triploid Aneuploid

34. Fertilization restores chromosome number to:

Haploid Diploid Triploid Tetraploid

35. Synapsis refers to:

Pairing of homologous chromosomes DNA replication Cytokinesis Chromatid separation

36. Each duplicated chromosome contains:

One chromatid Two sister chromatids Two homologous chromosomes Four chromatids

37. Karyokinesis means:

Cytoplasmic division Nuclear division DNA synthesis Cell growth

38. Interphase includes:

Prophase, metaphase, anaphase G1, S, and G2 phases Meiosis I and II Cytokinesis only

39. Most of the cell cycle is spent in:

M phase Interphase Anaphase Cytokinesis

40. Meiosis I is also called:

Equational division Reduction division Binary division Mitotic division

41. Meiosis II is also called:

Reduction division Equational division Synaptic division Fertilization

42. Aneuploidy refers to:

Normal chromosome number Abnormal chromosome number Increased protein synthesis DNA repair

43. Turner syndrome is associated with:

45,X 47,XXY Trisomy 21 47,XYY

44. Klinefelter syndrome is associated with:

45,X 47,XXY 47,XXX 46,XY

45. The mitotic spindle is composed of:

Actin filaments Microtubules DNA strands Phospholipids

46. Centrioles help organize:

Ribosomes Spindle fibers Lysosomes Nucleoli

47. Gametes are genetically:

Identical Unique Diploid Multinucleated

48. Somatic cells are usually:

Haploid Diploid Aneuploid Polyploid

49. Apoptosis helps to:

Promote cancer Remove damaged cells Increase chromosome number Stop meiosis

50. Which process contributes most to genetic diversity?

Mitosis Crossing over and independent assortment Cytokinesis Binary fission

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MCQs on Cell Division

Nursing MCQs: Cell Division (Mitosis & Meiosis)

1. Mitosis produces how many daughter cells?

2. Which type of cell division produces gametes?

3. DNA replication occurs during which phase of the cell cycle?

4. Chromosomes align at the equator during:

5. Sister chromatids separate during:

6. Crossing over occurs during:

7. Meiosis reduces chromosome number from:

8. Spindle fibers attach to the:

9. Cytokinesis is the division of the:

10. Meiosis produces how many daughter cells?

11. Homologous chromosomes separate during:

12. Sister chromatids separate during meiosis in:

13. The diploid number in humans is:

14. The haploid number in humans is:

15. Genetic variation is increased by:

16. Independent assortment occurs during:

17. Mitosis is primarily used for:

18. Meiosis occurs in:

19. The nuclear membrane disappears during:

20. Chromosomes decondense during:

21. Cleavage furrow forms in:

22. Cell plate forms in:

23. Failure of chromosome separation is called:

24. Down syndrome is commonly caused by trisomy:

25. Tetrads form during:

26. Chiasmata are sites of:

27. The longest stage of mitosis is:

28. The shortest stage of mitosis is:

29. The G1 checkpoint determines:

30. The G2 checkpoint ensures:

31. The metaphase checkpoint verifies:

32. Cancer results from loss of control over:

33. A zygote is:

34. Fertilization restores chromosome number to:

35. Synapsis refers to:

36. Each duplicated chromosome contains:

37. Karyokinesis means:

38. Interphase includes:

39. Most of the cell cycle is spent in:

40. Meiosis I is also called:

41. Meiosis II is also called:

42. Aneuploidy refers to:

43. Turner syndrome is associated with:

44. Klinefelter syndrome is associated with:

45. The mitotic spindle is composed of:

46. Centrioles help organize:

47. Gametes are genetically:

48. Somatic cells are usually:

49. Apoptosis helps to:

50. Which process contributes most to genetic diversity?

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