The blastocyst undergoes rapid cell division and is _______________ as the fertilized egg.
A) about twice as large
B) about four times as large
C) almost eight times as large
D) the same size

Question

Quizplus · Accepted Answer

The blastocyst remains the same size as the fertilized egg despite undergoing rapid cell division because the total volume of the embryo does not increase; cells divide but also decrease in size.

The Blastocyst Undergoes Rapid Cell Division and Is _______________ as the Fertilized