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NEET 2023, Biology Q47: Mendel's laws of Inheritance

NEET2023Biology
Q.

Which one of the following symbols represents mating between relatives in human pedigree analysis?

  1. A

    1

  2. B

    2

  3. C

    3

  4. D

    4

Solution

In standard pedigree notation, a single horizontal line connecting a square and a circle means an ordinary mating. A double horizontal line indicates a consanguineous mating — i.e. mating between relatives. Option (2) shows this convention.

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