Question

How many alleles for blood type in humans?

Answer 1

four blood types, a, b, ab , and o,

Answer 2

3 Alleles

Step-by-step explanation:

There are mainly 3 alleles for blood types IA, IB and i. IA and IB are dominant and i is a recessive allele.

Allele. Blood group

IA. A

IA, IB AB

IA, i A

IB B

IB, i B

ii O