Sister Chromatids Occur Followingـــــــــــــــــــــ

Question

Sister chromatids occur followingـــــــــــــــــــــ .
A)gamete fusion
B)cell division
C)transcription
D)replication

Accepted Answer

Sister chromatids occur following replication of the DNA in the S phase of the cell cycle, where each chromosome is duplicated to form two identical sister chromatids attached at the centromere region.