Question

Draw a tree diagram to represent the following:
Transfer of blood from one person to another is called blood transfusion .People who are ill
or get seriously injured may need blood transfusion .There are four blood groups in all.
They are A, B, AB and 0. People having blood group A can donate their blood to people of
A and AB group. People with blood group B can donate their blood to the people from blood
groups AB and B. However, people having blood group AB can donate blood only to their
own kind. People having blood group 0 however, can donate their blood to any of four
blood groups. A, B, AB as well as 0.​

Answer 1

Answer:

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