The formation of a male child depends on the sperms because

  • A

    Sperms may be $X$ and $Y$

  • B

    Sperms are all $Y$

  • C

    The eggs from the other ovary may be $Y$

  • D

    Sperms are more active

Similar Questions

Bird females have chromosome arrangement as

  • [AIIMS 2009]

Genetic identity of a human male is determined by

  • [AIPMT 1997]

Sex of a human child is determined by

What is heterogametic ? Explain by giving proper examples ?
 

Initial clue about the genetic/chromosomal mechanism of sex-determination can be traced back to some of the experiments carried out in