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The following is a pedigree chart of a f...

The following is a pedigree chart of a family with five children. It shows the inheritance of attached, ear-lobes as opposed to the free ones. The squares represent the male and circles the female individuals

Which one of the following conclusions drawn is correct

A

The parents are homozygous dominant

B

The parents are homozygous recessive

C

The parents are heterozygous

D

The trait is Y – linked

Text Solution

Verified by Experts

The correct Answer is:
C

Attached and free ear to be is autosomal recessive trait parents are heterozygous as they pass their character to progeny
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