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STD 12 - 2. human reproduction — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 2. human reproduction4 Marks
MCQ
Which distinguishes a morula from a blastula
  • A
    Presence of more yolk
  • B
    Absence of yolk
  • C
    Presence of a cavity
  • ✓
    Absence of a cavity
✓

Answer

Correct option: D.
Absence of a cavity
d
(d) In microlecithal eggs or alecithal eggs, the cleavage results in the production of closely packed blastomeres.

The stage in which solid mass of blastomeres appears is said to be morula,

whereas blastula is hollow with a cavity known as blastocoel.

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