what is blood ? How many types of blood are there?
Answers
Answer:
HI FRIEND--
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.What's the rarest blood type? AB negative is the rarest of the eight main blood types - just 1% of our donors have it. Despite being rare, demand for AB negative blood is low and we don't struggle to find donors with AB negative blood. However, some blood types are both rare and in demand.In general, the rarest blood type is AB-negative and the most common is O-positive. Here's a breakdown of the most rare and common blood types by ethnicity, according to the American Red Cross.
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Explanation:
ᕼEᒪᒪO❣
~~ʏᴏᴜʀ ᴀɴꜱᴡᴇʀ~~
The red liquid material present in our body is called blood.