Q.

In plant cell has 12 chromosomes at the end of mitosis. How many chromosomes would it have in the G_2-phase of its next cell cycle
a) 6      b) 8         c)    12    d) 24

1A
2B
3C
4D

Ans.

(c) In G_2-phase chromosome number remains same, so the right answer is 12 chromosomes.