How many linkage groups are present in Drosophilla
$6$
$4$
$2$
$8$
What are the characteristic features of a true-breeding line ?
Disorders of amino acid metabolism results in
Traits controlled by genes located on autosomes are said to be
What will be possible blood group in children from the parents with $B$ and $AB$ blood groups?
Genetic counsellors can identify heterozygous individuals by