The genetic ratio is termed as:

What is a $Genotype$?

Alleles are forms of:

Which scientist worked on garden peas before Mendel?

$A$ human male is heterozygous for autosomal genes '$A$' and '$B$'. He is also hemizygous for the haemophilic gene '$h$'. What percentage of sperms will carry the '$abh$' genotype (in $\%$) (in $\%$)?

Mating of an organism to a double recessive in order to determine whether it is homozygous or heterozygous for a character under consideration is called