Human Reproduction Question 83

Question: During gastrulation the dorsal lip of blastopore (1 external sign of gastrulation) appears

Options:

A) Anteriorly in the pigmented area of egg

B) Posteriorly in the yolky cytoplasmic area

C) In the centre of the egg

D) Behind the grey crescent area

Show Answer

Answer:

Correct Answer: D

Solution:

During gastrulation the dorsal lip of blastopore appears behind the grey crescent area.