Question

How many types of blood groups are present in humans?

Answer 1

hey mate ,

here is ur answer -

There are 4 blood group in human population -

A , B , AB and O

I hop it will help you

Answer 2

Answer:

Hey buddy here is ur answer..

Explanation:

There are 4 types of blood groups present in humans-

1)A blood group

2)B blood group

3)AB blood group

4)O blood group .

Hope it helps u!!

Take care:):)