Question
Biology Question on Blood type inheritance
The genotype of a husband and wife are IAIB & IAIO. Among the blood types of their children, how many different genotypes & phenotypes are possible?
A
3 genotypes; 3 phenotypes
B
4 genotypes; 3 phenotypes
C
4 phenotypes; 3 genotypes
D
4 phenotypes; 4 genotypes
Answer
4 genotypes; 3 phenotypes
Explanation
Solution
The correct answer is (B) : 4 genotypes; 3 phenotypes.