The first germ layer formed in the embryo is
Ectoderm
Endoderm
Mesoderm
Extra embryonal mesoderm
Additional Questions
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Testis is |
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Surgical removal of uterus is |
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Sperms remain alive in female genital tract for days |
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Sperms produce an enzymatic substance for dissolving egg coverings. It is called |
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Spermiogenesis changes |
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Spermatozoa are nourished during their development by |
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Spermatogenesis without meiosis occurs in |
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Sperm of animal species a cannot fertilise ovum of species b because |
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In 28 day human ovarian cycle, ovulation occurs on |
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Sperm capacitation involves |
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