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Given ahead is a pedigree chart of a fam...

Given ahead is a pedigree chart of a family with five childern .It shows the inheritance of atteched ear-lobes as opposed to the free ones. The squares represent the male and circles the female individuals.

Which one of the following conclusion drawn is correct ?

A

The trait is Y-linked

B

The parents are heterozygous

C

The parsents are homozyous recessive

D

The parents are homozygous dominant

Text Solution

Verified by Experts

The correct Answer is:
B
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