Question

If our origin is same , then why are our blood groups different ?
Answer seriously .​

Answer 1

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Blood group is not same because there is a certain protiens, vitamins we get from food from this layer this group is splited.

Example

A+ve , B+ve , O+ve

A-ve, B-ve , O-ve etc...

In all the blood groups Only O+ve have more members in the world.

Answer 2

Answer:

Mark it as brainliest

Yes

Explanation:

Blood gruops is not type of blood

But there are certain proteins which are present in outer layer of blood which are named as A B O AB

thus, based on the outer protein our blood grp differs