Cell Cycle – Section 1

16. Cdks bind with __________ , enabling the Cdks to function as enzymes.

B. cyclins
C. histones
D. p58

Correct Answer: B. cyclins

17. Which of the following is not a part of a human chromosome in any phase?

A. Centriole
B. Histone
C. Nucleosome
D. Centromere

Correct Answer: A. Centriole

18. During which phase, a cleavage furrow is formed in animal cells?

A. C
B. G1
C. G2
D. M

Correct Answer: A. C

19. In which phase, each chromosome replicates to produce two sister chromatids?

A. Anaphase
B. Interphase
C. Metaphase
D. Prophase

Correct Answer: B. Interphase

20. Microtubules grow from the poles to kinetochores of each chromatid during

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

Correct Answer: A. prophase

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