All of the cells are in the very early stages of embryonic development and have not begun to differentiate into specialized types of cells. What type of cells would these be?

A)
gametes

B)
stem cells

C)
somatic cells

D)
epidermal cells

2%? i tried finding the exact sorry if it's not 100% correct ; -;

during the process of dna replication, brdu can replace thymidine and incorporate into the newly synthesized dna, cell proliferation thus can be reflected in the extent of brdu incorporation.