Principle Of Inheritance And Variation Question 41

Question: A person meets with an accident and great loss of blood has occurred. There is no time to analyse his blood group. It is safe to transfer blood of group [AIIMS 1984; Orissa JEE 2005]

Options:

A) $ AB,R{h^{+}} $

B) $ AB,R{h^{-}} $

C) $ O,R{h^{-}} $

D) $ O,R{h^{+}} $

Show Answer

Answer:

Correct Answer: C

Solution:

O group is universal donor; $ R{h^{+}} $ blood can be given to a $ R{h^{-}} $ person only once, so $ OR{h^{-}} $ is safer.