Mitosis and Meiosis Study Guide

1. Most of the life of any cell is spent in a period of growth called __ .

a. interphase c. telophase

b. prophase d. anaphase

2. Which choice correctly describes the two phases of the cell cycle?

a. Cells grow and develop during interphase. Cells reproduce during the mitotic phase.

b. Cells grow and develop during the mitotic phase. Cells reproduce during interphase.

c. The nucleus of a cell divides during interphase. The cytoplasm of a cell divides during

the mitotic phase.

d. The nucleus of a cell divides during the mitotic phase. The cytoplasm of a cell divides

interphase.

3. What is the first thing that happens when a new cell is produced?

a. It gets larger. c. It divides again.

b. It gets smaller.d. It rests.

4. Identify the two stages of the mitotic phase.

a. mitosis and interphase

b. cytokinesis and interphase

c. mitosis and cytokinesis

d. interphase and metaphase

5. If a cell has 22 duplicated chromosomes, how many chromatids does it have?

a. 22 c. 11

b. 44 d. 88

6. Which of the following occurs during prophase?

a. The chromosomes line up in the center of the cell.

b. The sister chromatids separate.

c. Two new identical nuclei are formed.

d. The nucleolus disappears and the nuclear membrane breaks down.

7. Which of the following occurs during metaphase?

a. The chromosomes line up in the center of the cell.

b. The sister chromatids separate.

c. Two new identical nuclei are formed.

d. The nucleolus disappears and the nuclear membrane breaks down.

8. Which of the following occurs during telophase?

a. The chromosomes line up in the center of the cell.

b. The sister chromatids separate.

c. Two new identical nuclei are formed.

d. The nucleolus disappears and the nuclear membrane breaks down.

9. Which of the following is NOT a result of cell division?

a. reproduction c. nutrition

b. growth d. repair

10. What stage of mitosis is the picture labelled A?

a. prophaseb. metaphasec. anaphased. telophase

11. What stage of mitosis is the picture labelled B?

a. prophaseb. metaphasec. anaphased. telophase

12. What stage of mitosis is the picture labelled C?

a. prophaseb. metaphasec. anaphased. telophase

13. What stage of mitosis is the picture labelled D?

a. prophaseb. metaphasec. anaphased. telophase

14. A cell that has pairs of chromosomes is __ .

a. haploidc. an egg

b. diploid d. a sperm

15. Haploid chromosomes are usually found in the __ of an organism.

a. tissues c. sex cells

b. body cells d. zygotes

16. Each human skin cell has __ pairs of chromosomes.

a. 13 c. 23

b. 18 d. 46

a. 0 c. 2

b. 1d. 3

18. How many cells are produced by a reproductive cell during meiosis?

a. 1 c. 3

b. 2d. 4

19. After meiosis, how many chromosomes does each cell have compared to the original cell?

a. same number c. twice as many

b. half as many d. three times as many

Match each term with the correct description below.

a. spermb. fertilization c. zygoted. egge. meiosis

__ 15. sex cells from female reproductive organ

__ 16. sex cells from male reproductive organ

__ 17. only takes place in reproductive organs

__ 18. cell that forms in fertilization

__ 19. joining of two sex cells

20. A new organism that results from budding that remains attached to its parent starts to form a __ .

a. colony c. family

b. housed. group