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phase synthesizes enzymes required duri...

________ phase synthesizes enzymes required during S phase.

A

`G_(2)`

B

M

C

S

D

`G_(1)`

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The correct Answer is:
D
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What happens during S phase ?

What happens during S phase?

During G_(1)- -phase

Read the following statements and identify the correct I. At G_(0) stage cell remains metabolically active II. In G_(2) phase proteins are synthesized III. In animal cells during S phase duplication of centrioles occur in cytoplasm IV. During cell cycle, most of the time cell remains in interphase

__________ phase marks the end of M-phase.

Assertion :- During M phase of karyokinesis of mitosis each chromosomes is made up of two chromatids. Reason:- Before M phase DNA content have already been doubled during S-phase.

Enzymes are synthesized on :-

Throughout interphase, . . . Are synthesised at a relatively constant rate, whereas . . Are synthesised only during the S-phase.

[A] : Histone proteins are synthesized during S phase . [R] : Histone proteins are found associated with DNA to form beed like nucleosomes .

AAKASH INSTITUTE-CELL CYCLE AND CELL DIVISION -Assignment (SECTION - A ) (Objective type Questions )
  1. represents the most active stage of the cell cycle.

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  2. Interphase is called the resting phase because

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  3. phase synthesizes enzymes required during S phase.

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  4. Non-dividing cells enter the

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  5. The cells which enter phase start differentiating into specific types...

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  6. If the initial amount of DNA is 8, C then after S phase the amount of ...

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  7. The number of chromosomes in G(1) phase is 36, the number of chromo...

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  8. A phase of the cell cycle which lasts more than 95% of the total durat...

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  9. The most dramtic period of the cell cycle is

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  10. Two daughter cells formed after mitosis are

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  11. A cell division in which a diploid somatic cell divides into two ide...

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  12. Which type of cell division is called somatic cell division ?

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  13. Mitosis occurs in

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  14. The first phase of mitosis which follows interphase is

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  15. Initiation of condensation of chromatin material occurs in

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  16. Mitotic spindle initiates during

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  17. Nucleolus and nuclear membrane disappears in

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  18. The chromosomes are shortest and thickest during

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  19. The chromosomes align at the equator during

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  20. Read the following statements (a) Complete disintegration of the nu...

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