Start learning →

Why do closely related parents risk recessive disorders in children?

ALiving in one house
BUnequal chromosome sets
CShared recessive mutations
DLoss of dominant genes
Answer & Solution
Correct answer: C. Shared recessive mutations
A recessive mutation shows only if both parents carry it, and close relatives are likelier to carry the same one.
Practise this question with Quill — SSC CGL →

Keep practising Relationship Concepts

Browse all Relationship Concepts questions for SSC CGL, or explore more Reasoning topics.

Start a Relationship Concepts lesson →
Related questions