Number of chromosomes in onion root tip cell at G1 phase will be

A.      16

B.      12

C.      8

D.     6

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Number of chromosomes in onion root tip cells at G2 phase will be

A.      16

B.      12

C.      8

D.     6

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Number of chromosomes at S phase in onion cell will be

A.      16

B.      12

C.      18

D.     8

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What will be the amount of DNA content before S phase

A.      C

B.      2C

C.      3C

D.     Can be any amonut

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During G2 Phase the amount of DNA will be

A.      Double that of G1

B.      Double that of S phase

C.      Same that of initial stage of S phase

D.     Same as that of G1

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After M Phase the amount of DNA will be

A.      Same as that of G1

B.      Same as that of end of S phase

C.      Double that of G1

D.     None of these

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After M Phase the amount of chromosomes will be

A.      Same as that of G1

B.      Double as that of G2

C.      Half as that of S

D.     None of these

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The cell which are in quiescent stage are in

A.      G1

B.      G0

C.      G2

D.     S phase

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G0 cells

A.       Have translation process occurring in cytoplasm

B.      Have Transcription process occurring in nucleus

C.      Metabolically active

D.     All of these

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From which phase does cell move in Go phase?

A.      G1

B.      M phase

C.      G0

D.     G2

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