In the blastocyst,the blastomeres are arranged into an outer layer called _ $A$ _ and an inner group of cells attached to the trophoblast,called _ $B$ _.

  • A
    $A)$ Trophoblast,$B)$ Inner Cell Mass
  • B
    $A)$ Inner Cell Mass,$B)$ Trophoblast
  • C
    Both are Trophoblast
  • D
    Both are Inner Cell Mass

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Similar Questions

Cleavage is a $\underline{A}$ which starts just after fertilization as the zygote moves through $\underline{B}$ of the oviduct towards the uterus.

Assertion: Holoblastic cleavage with almost equal-sized blastomeres is a characteristic of placental animals.
Reason: Eggs of most mammals,including humans,are of centrolecithal type.

Cleavage is a method of division of a fertilized egg in which the egg:

Which statement is correct regarding fertilization?

Fertilization is defined as:

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