Q. Given below 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 individuals and circles the female individuals. Which 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
Explanation

The correct answer is Option A: The parents are homozygous recessive.

A detailed explanation for this question is being prepared.

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.

Want more practice?
Practice Principles of Inheritance and Variation MCQs