A family has five girls and no son. Probability of son as the $6^{th}$ child will be
$50\%$
$75\%$
Full
No chance
It's Obvious
$(a)$ 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.
How is sex determined in various organism ? Give historical background of sex determination.
What is heterogametic ? Explain by giving proper examples ?
The formation of a male child depends on the sperms because
Delete the odd one:
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