Multiple Choice
In the universal ABO blood grouping system, there are four phenotypes-A, B, AB, and O-which are determined by three different alleles. The presence of three alleles in the ABO blood grouping system is an example of ____.
A) a polymorphism
B) genetic drift
C) the bottleneck effect
D) a dimorphism
E) the founder effect
Correct Answer:

Verified
Correct Answer:
Verified
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