Question

What is the outer layer of blastocyst called?

• A. Blastomere
• B. Trophoblast
• C. Blastocoel
• D. Inner cell mass

Answer 1

Answer:

B. Trophoblast

Blastocyst is formed from blastomeres. It is organized into an outer layer of cells called trophoblast and an inner layer of cells called inner cell mass.