When does the centrosome duplicate In parallel to chromosome

When does the centrosome duplicate?

In parallel to chromosome segregation in mitosis

In parallel with DNA replication in S-phase

In G1

In G2

In an unregulated manner

Solution

When does the centrosome duplicate?

Answer: In parallel with DNA replication in S-phase

The centrosome appears to initiate cell division and Centrosome duplication is controlled by centriole replication.In centrosome duplication the mother and daughter centriole duplicates themselves.This process take place during the S-phase, at the same time as when the cell duplicates its DNA.