Question

Assume that onion leaf cell after completion of S Phase it skipped the next phase, but re-

entered to Interphase. The initial number of chromosomes in Onion leaf cell considered as 2n.

What would be the number of chromosomes in re-entered cell after completing the M phase?

a) 2n+0

b) 2n+n

c) 2n+2n

d) 2n+3n​​

Answer 1

Answer is 2n + 2n as chromosome multiply when cells divide.

Hope it helps!!!