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Human Reproduction — BIOLOGY STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceBIOLOGYHuman Reproduction2 Marks
Question
Differentiate between morula and blastula.
✓

Answer

S. No.
Morula
Blastula
(i)
It is a solid mass of daughter cells (blastomeres) formed by cleavage of zygote.
It is a hollow mass of cells having a central cavity called blastocoel.
(ii)
It has 16 identical cells (blastomeres).
It has an outer cell layer, trophoblast, and an inner cell mass.

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