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Sever21 [200]
3 years ago
6

How many alleles are there for the four main types of human blood?

Biology
2 answers:
ELEN [110]3 years ago
5 0
Hi there!

There are three(3) alleles for blood type.
---------------------------------------------------------
You can find them on the ABO gene.

I hope that helps!
Talja [164]3 years ago
4 0

Answer:

3

Explanation:

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