Morula is how many celled -

Ans. is 'd' i.e., 16At about 16 cells stage the blastomeres tightly align by the process of compaction to form a compact ball of cells called morula (mulberry).This process of compaction leads to segregation of cells into two groups :Inner cells (inner cell mass) Outer cells (outer cell mass)Morula enters uterine cavity 4 days after feilization.