Question

2. How many types of blood groups are there in humans?हाउ मेनी टाइप्स ऑफ ब्लड ग्रुप आर देयर इन ह्यूमंस ​

Answer 1

Answer:

4

Explanation:

There are 4 main blood groups (types of blood) – A, B, AB and O. Your blood group is determined by the genes you inherit from your parents. Each group can be either RhD positive or RhD negative, which means in total there are 8 blood groups.

❤Hope it's help you❤

Answer 2

Answer:

4 types of blood hope it helps you