Question

1st cleavage of zygote results in the formation of how many
blastomeres?
1.four
2.two
3.three
4.six​

Answer 1

The 4-cell embryo is the result of a second cleavage event, and occurs at approximately 40 hours after fertilization. The individual cells are called blastomeres. At this stage, the process of embryonic genome activation is initiated in human embryos, and lasts until the 8-cell stage.

Answer 2

Answer:

2

blastomere

..

t7g7gug7gg89vou8u