Question

parents with the genotypes ao and ab have a child. what are all the possible blood types of the child?
○ a, b
○ o, ab
○ a, ab, b
○ o, ab, a

Explanation:

Step1: Determine possible alleles from parents

Parent 1 (AO) can pass A or O. Parent 2 (AB) can pass A or B.

Step2: Create Punnett square combinations

• A (from 1) & A (from 2): AA (blood type A)
• A (from 1) & B (from 2): AB (blood type AB)
• O (from 1) & A (from 2): AO (blood type A)
• O (from 1) & B (from 2): BO (blood type B)

Step3: Identify unique blood types

Possible blood types: A, AB, B.

Answer:

A, AB, B