ZoologyNEET 2023Sex determination, mutation, genetic disorders

Principles of Inheritance and Variation

Which one of the following symbols (shown in the figure) represents mating between relatives in human pedigree analysis?

Question 154 as printed in the NEET 2023 booklet

A.Symbol (1)
B.Symbol (2)✓
C.Symbol (3)
D.Symbol (4)

You have the answer. The worked solution — and why the other three were written — is part of a paid pack.

More from this chapter in past papers

With the help of the given pedigree, find out the probability for the birth of a child…NEET 2025
Match List I with List II. List I List II --- --- A. Down's syndrome I. 11th chromosome…NEET 2024
A broad palm with a single palm crease is visible in a person suffering from:NEET 2023
Which of the following statements are correct about Klinefelter's syndrome? A. This…NEET 2023
Which of the following occurs due to the presence of an autosome-linked dominant trait?NEET 2022
XO type of sex determination can be found in:NEET 2022

From Botany › Principles of Inheritance and Variation › Sex determination, mutation, genetic disorders — lectures, notes and every past question on it.

Last revised 7 Sept 2026. Found a mistake? Tell us — corrections are the fastest thing we act on.

ShareWhatsApp Telegram