A person with the fourth blood group (genotype IAIB) has in erythrocytes both antigen A controlled by allele IA and antigen В controlled by allele IB. This phenomenon is an example of the following gene interation:
- A Semidominance
- B Codominance
- C Epistasls
- D Polymery
- E Complementarity
Правильна відповідь: B. Codominance
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