Which of the following trait shows transmission from carrier female to male progeny?
Autosomal dominant
$X-$linked recessive
$Y-$linked recessive
$X-$linked dominant
Select the incorrect statement from the following.
In human the inheritance of sex linkage takes place through
When Mendel self hybridised the $F_{1}$ plants $(RrYy)$, he found that dominant and recessive traits of one character are segregated in a
Which of the following is not a hereditary disease?
Down's syndrome occurs in the ........... pair of chromosome by increasing a chromosome.