Given below is a pedigree chart of a family with five children. It shows the inheritance of attached earlobes as opposed to the free ones. The squares represent the male individuals and circles the female individuals [AIIMS 2004] Which one of the following conclusions drawn is correct
A) The parents are homozygous recessive
B) The trait is Y-linked
C) The parents are homozygous dominant
D) The parents are heterozygous
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c the parents are homozygous dominant
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