MCQ
Fertilizins are emitted by.
- AImmature eggs.
- BMature eggs.
- CSperms.
- DPolar bodies.
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$I.$ Flippers of whale and wings of bat exhibit analogy.
$II.$ Wings of butterfly and wings of bird exhibit homology.
$III.$ Organs with dissimilar structure are called analogous organs.
$IV.$ Organs with similar structure and origin are called homologous organs.