Q. If the size of a fertilized egg of frog is compared with the size of its blastula and gastrula stages, which of the following observations will be correct?
A) There is a progressive increase in size from zygote to blastula to gastrula
B) All the three will be of the same size
C) Zygote will be smaller, while blastula and gastrula will be larger
D) Gastrula will be larger, while zygote and blastula will be of same size
Explanation
Gastrula will be larger, while zygote and blastula will be of same size.
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.