NEET 2001 · Class 12

Principles of Inheritance and Variation

When dominant and recessive alleles express itself together it is called (2001)

  1. (A)co-dominance
  2. (B)dominance
  3. (C)amphidominance
  4. (D)pseudo dominance

The NCERT line that answers it

Verbatim line

But when $I^A$ and $I^B$ are present together they both express their own types of sugars: this is because of co-dominance.

Chapter
Principles of Inheritance and Variation
Section
4.2.2.2 Co-dominance

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How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that when both alleles express themselves together, it is called co-dominance, which directly matches the question's definition and distinguishes it from other inheritance patterns.

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