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The source of all the germ layers in the...

The source of all the germ layers in the embryo is / are

A

Hypoblast

B

Trophoblast

C

Inner cell mass

D

Cells of rauber

Text Solution

Verified by Experts

The correct Answer is:
C
Embryonal knob.
The epiblast derived from inner cell mass is the source of all the embryonic germ layers. Trophoblast cells in contact with embryonal knob are called cells of Rauber. Germinal disc differentiates into outer epiblast and inner hypoblast
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