Which event is possible when changes in layer of zona pellucida occurs by sperm at fertilizatioi time?

  • A

    Sperm enters into ovum

  • B

    Block the entry of additional sperms into ovum.

  • C

    Stop the fertilization process and prevent are pregnancy.

  • D

    Possible fertilization process make possible and pregnancy occurs.

Similar Questions

If $X$ chromosome contained sperm entered in $X$ chromosome contained ovum than ...... is produced

Which one of the following statements about morula in humans is correct?

  • [AIPMT 2010]

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

  • [AIPMT 1991]

The solid mass of cells formed at the end of cleavage of mammalian egg is

Fertilisation of an egg cell it means......

$(1)$ End of process of oogenesis

$(2)$ Induces the completion of the second meiotic division

$(3)$ The corpus luteum degenerates

$(4)$ Signals for maintain progesterone level in blood

$(5)$ Formation of zygote