188k views
3 votes
PLZ HELP I REALLY NEED HELP

Which of the following genotypes for human blood type shows alleles that are codominant?

A. AO (or IAi)

B. AB (or I4IB)

C. BB (or IBIB)

D. AA (or IAIA)

User Erickg
by
5.4k points

1 Answer

2 votes

Answer:

B

Step-by-step explanation:

The IA and IB alleles are codominant, and the i allele is recessive.

User Sheler
by
5.1k points