$ABO$ blood groups are controlled by the gene
$ABO$
$O$
$I$
$i$
Genotype of blood group $‘A'$ will be
In heterozygous condition, the individual expression of both the alleles in the phenotype is exemplified by
In a marriage between male with blood group $A$ and female with blood group $B$, the progeny had either blood group $AB$ or $B$. What could be the possible genotype of parents ?
A man with blood group $‘A’$ marries a woman with blood group $‘B’$. What are all the possible blood groups of their offsprings?
Give differences : Incomplete dominance and Co-dominance