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4.Principles of Inheritance and Variation
medium
Which of the following is genetically dominant in man
A
Colour blindness
B
$Rh$ positive
C
Haemophilia
D
Albinism
Solution
(b)The difference between $Rh$ positive and $Rh$ negative depended on a single pair of genes $(rr)$ with the gene responsible for the $Rh$ positive condition dominant $(RR, Rr)$
Standard 12
Biology