Blastocyst is a modified blastula of

  • A

    Placental mammals

  • B

    Frog

  • C

    Fish

  • D

    Birds

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Unfertilized egg of human contains or When released from ovary, human egg contains

  • [AIPMT 1991]

Pregnancy begins with implantation of

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In our society the women are often blamed for giving birth to daughters Can you explain why this is not correct?

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