Question

A child of blood group O cannot have parents of
blood groups
(a) AB and AB/O (b) A and B
(c) B and B (d) O and O

Answer 1

Explanation:

child of blood group O cannot have parents of

blood groups

c is answer

Answer 2

A child of blood group O cannot have parents of blood groups AB and AB/O.

* In case of a cross between parents having blood groups AB and AB, the offsprings can have the following blood groups:

A, B, AB

* In case of a cross between parents having blood groups AB and O, the offsprings can have the following blood groups:

A, B

* An O blood group can result only if at least one allele of each parent is having no antigen[ A and B antigen both are absent].

* An O blood group person has the genotype- II.