Question

Find out about blood groups and their importance ?Get information about ECG.​

Answer 1

Answer:

Blood groups are the classification of different blood based on the presence and absence of antibodies..

There are four main blood groups if we take the negative ones there are eight in total..

Our blood group is determined by the genes which we inherit from our parents...

i A+

ii AB+

iii B+

iv O+

ECG full form is electrocardiography it is

a kind of test which is done to check our heart's rythm and its electrical activity

It also records the electrical signal from our heart to check about the different conditions..