NEET 1992 · Class 12

Principles of Inheritance and Variation

An allele is dominant if it is expressed in

  1. (A)both homozygous and heterozygous states
  2. (B)second generation
  3. (C)heterozygous combination
  4. (D)homozygous combination

The NCERT line that answers it

Concept-grounded

The dominant characters are expressed when factors are in heterozygous condition (Law of Dominance).

Chapter
Principles of Inheritance and Variation
Section
4.8.3 Chromosomal Disorders

The answer is taught in this NCERT section but is not one quotable sentence. It needs combining facts or applying the idea.

How this line gives the answer

Claim discrepancy: claimed A, GPT says C. Matched with override at hybrid rank 1.

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