Sponsor Area

Human Reproduction

Question
CBSEENBI12003348

Select the correct explanation for the labels A, B, C and D

  • A represents the fertilised zygote.

  • B represents the stage of morula formation.

  • C represents the blastocyst.

  • D represents the blastocyst implantation

Solution

D.

D represents the blastocyst implantation

In the given figure A represents fusion of male and female gametes, B is 4 celled blastomere. C shows the morula stage, i.e., an embryo with 8 blastomeres and D is the blastocyst which gets implanted in the uterus.