Bird females have chromosome arrangement as

  • [AIIMS 2009]
  • A

    $XY$

  • B

    $XO$

  • C

    $WZ$

  • D

    $WW$

Similar Questions

$(a)$ In humans, males are heterogametic and females are homogametic. Explain. Are there any examples where males are homogametic and females heterogametic ?

$(b)$ Also describe as to who determines the sex of an unborn child ? Mention whether temperature has a role in sex determination.

Describe haploid diploid sex determination system ?
 

Delete the odd one:

Assertion : In humans, the gamete contributed by the male determines whether the child produced will be male or female.

Reason : Sex in humans is a polygenic trait depending upon a cumulative effect of some genes on $X-$ chromosome and some on $Y-$ chromosome.

  • [AIIMS 2005]

Two different types of gametes in terms of the sex chromosomes, are produced by