The $ABO$ blood group are controlled by
$I-$gene
$c-$gene
$B-$gene
$n-$gene
In the $ABO$ system, of blood group which of the following is example of co-dominance ?
Which one of the following blood groups belongs to the category of universal recipient
Three children in a family have blood types $O$, $AB$ and $B$ respectively. What are the genotypes of their parents?
A man with blood group $‘A’$ marries a woman with blood group $‘B’$. What are all the possible blood groups of their offsprings?
Consider the following statement regarding $ABO$ blood group in human
$I.$ It is controlled by multiple allele
$II.$ It shows codominance
$III.$ Codominance can be manifested phenotypically in human
$IV.$ It follows the Mendel law of inheritance
Which of the following statements (s) are correct?