Question

Which structure changes first during binary fission?

Answer 1

Hey friend, here is answer...

During the binary fission first nucleus divides into two parts then after cytoplasm and plasma membrane splits and forms two new organisms.

Hope it is helpful for u...^-^

Answer 2

Answer:

Nucleus

Explanation:

Fission requires replication and division of genetic meterial. The cell does this before the process of fisson.