What is the other blood grouping system besides the A, B, AB and O systems?

What is the other blood grouping system besides the A, B, AB and O systems?
  1. The presence or absence of antigen C
  2. The presence or absence of antigen D
  3. The presence or absence of Rh factor
  4. The presence or absence of antigen E

Solution

Another blood grouping system is based on the presence or absence of another antigen called Rhesus factor (Rh) on the surface of RBCs.

Asked in: NCERT

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