Q. Human placenta is derived from
A) Ectoderm
B) Trophoblast
C) Endoderm
D) Mesoderm
Explanation
Trophoectoderm (trophoblast). It is the outer most layer of the cells of blastocyst. It forms the foetal part of placenta and do not form any part of the embryo proper
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.