Mitosis 2 - اختبار

1. What is produced by mitosis?

A) two identical cells
B) chloroplasts
C) two different cells
D) two nuclei

2. Which of the 4 sequences shown is the correct representation of mitosis?

A) D
B) C
C) B
D) A

3. Chromosomes are organized structures of

A) phospholipids
B) ATP
C) DNA
D) organelles

4. After duplication, how many chromatids are there in 3 pair of homologous chromosomes?

A) 3
B) 9
C) 12
D) 6

5. __________________ensures that each new eukaryotic cell receives a copy of each chromosome.

A) endocytosis
B) osmosis
C) mitosis
D) exocytosis

6. Before mitosis begins,

A) the chromatids separate
B) the chromosomes and other cell materials are copied.
C) the chromosomes line up along the equator of the cell.
D) the nuclear membrane breaks apart

7. During the first phase of mitosis,

A) the nuclear membrane breaks apart.
B) the chromosomes and other cell materials are copied.
C) the chromosomes line up along the equator of the cell.
D) the chromatids separate

8. In the final stage of mitosis,

A) the chromosomes line up along the equator of the cell
B) the chromosomes and other cell materials are coppied.
C) the nuclear membrane forms around the two new sets of chromosomes.
D) the chromatids separate.

9. Once mitosis is complete, the splitting of the cytoplasm or __________occurs.

A) endocytosis
B) exocytosis
C) cytokineses
D) osmosis

10. What condenses into an "X" shape before mitosis?

A) centromeres
B) cytoplasm
C) centrioles
D) chromatids

11. At which stage of mitosis do the chromosomes pull apart?

A) prometaphase
B) cytokinesis
C) telophase
D) anaphase

12. At which stage of mitosis does a membrane form around the separated chromatids and the chromosomes unwind?

A) metaphase
B) interphase
C) anaphase
D) telophase

13. At which stage of mitosis do the chromosomes thicken and shorten?

A) metaphase
B) anaphase
C) prophase
D) prometaphase

14. Which of the following correctly indicates the order in which mitosis occurs?

A) prophase , metaphase, prometaphase, anaphase, telophase, cytokenisis
B) prometaphase, metaphase, prophase, anaphase, telophase, cytokenisis
C) prophase, prometaphase, metaphase, anaphase, telophase, cytokenisis
D) metaphase, anaphase, telophase, prophase, prometaphase,cytokenisis

15. Mitosis is the stage of the cell cycle during which

A) the cell divides into two new cells.
B) the cell's cytoplasm divides.
C) the cell's nucleus divides into two new nuclei
D) the cell's DNA is replicated.

16. What happens during cytokinesis in animal cells?

A) A new round of mitosis begins.
B) A cell plate forms in the middle of the cell.
C) Two new daughter cells are formed.
D) Each organelle divides into two parts.

17. During what stage of the cell cycle does replication occur?

A) mitosis
B) interphase
C) cytokinesis
D) prophase

18. What is copied during replication?

A) two daughter cells
B) chromosomes
C) the cell's organelles
D) the cell's DNA

19. What are chromatids?

A) identical daughter cells
B) pigments that absorb the energy in sunlight.
C) identical strands of chromosomes
D) doubled rods of condensed chromatin

20. What stage of mitosis is shown in this image?

A) prometaphase
B) interphase
C) prophase
D) metaphase

21. The stage of the cell cycle that follows mitosis is called.

A) interphase
B) metaphase
C) cytokinesis
D) telophase

22. The regular cycle of growth and division that cells undergo is called

A) mitosis
B) the cell cycle
C) replication
D) interphase

23. Which stage of mitosis is shown in this image?

A) telophase
B) metaphase
C) anaphase
D) prometaphase

24. Which stage of mitosis is shown in this image?

A) metaphase
B) telophase
C) prophase
D) anaphase

25. Which stage of mitosis is shown in this image?

A) metaphase
B) prophase
C) anaphase
D) telophase

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