The chromosomes which determine the somatic characters are called

Describe the process of sex determination in humans.

$A$ $Y$-linked gene is responsible for hypertrichosis (long hair on ears). When an affected man marries a normal woman,what percentage of their daughters would be expected to have hairy ears (in $;\%$)?

Which of the following genotypes represents an intersex individual in Drosophila?

In terms of chromosomes,females produce $.......$ type of ova,while males produce $.......$ types of sperms.

Select the correct sequence of the $F_1$ generation based on the provided cross.