Question

why is it necessary to examine a blood before marriage

Answer 1

A handful of states still require blood tests for couples planning to marry. Most do not. ... Premarital blood tests check for venereal disease or rubella. The tests may also disclose the presence of genetic disorders such as sickle-cell anemia or Tay-Sachs disease.

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Answer 2

Hyy✌✌

Blood test is necessary before marriage to avoid ERYTHROBLASTOSIS FOETALIS which is caused due to different Rh groups of couple

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