Multiple choice

The internal cluster of cells forming the blastocyst, the inner cell mass, creates _________.

  1. trophoblast

  2. allantois

  3. chorion

  4. amnion

  5. embryo

Reveal answer Fill a bubble to check yourself
E Correct answer
Explanation

An embryo is a multicellular diploid structure in its earliest stage of development, from the time of first cell division until birth. The internal cluster of cells forming the blastocyst later forms an embryo.