From the chromosomal complements given below,identify the one which shows female heterogamety.

If a character is always transmitted directly from a father to all his sons and from their sons to all their sons,then which chromosome carries the gene for the character?

Select the $INCORRECT$ statement.

The presence of hair on the pinna of the ear in males is known as what?

The recessive gene that always produces its effect is:

$A$ couple has $6$ children-$5$ are girls and $1$ is boy. The percentage of having a girl on next time is (in $, \%$)