In which type of sex determination do both male and female have the same number of chromosomes?

$A$ man receives his $X$ chromosome from

Usually,the recessive character is expressed only when present in a double recessive condition. However,a single recessive gene can express itself in human beings when the gene is present on

The initial experiments for the genetic basis of sex determination were performed on $........$.

What are allosomes?

Holandric genes are present on . . . . . . .