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A gene which masks the action of another...

A gene which masks the action of another non-allelic gene is a. Is an example of point mutation.b. Is caused by transversion mutation in gene controlling `beta` chain of haemoglobin.C. Involves replacement of amino acid valine by glutamic acid.

A

a & c

B

All a, b &c

C

b & c

D

a & b

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