NEET 1991 · Class 12

Principles of Inheritance and Variation

Multiple alleles control inheritance of

  1. (A)phenylketonuria
  2. (B)colour blindness
  3. (C)sickle cell anaemia
  4. (D)blood groups

The NCERT line that answers it

Verbatim line

Do you realise that the example of ABO blood grouping also provides a good example of **multiple alleles**?

Chapter
Principles of Inheritance and Variation
Section
4.2.2.2 Co-dominance
Page
11
Words matched
35 of 35

The answer appears as a continuous sentence in NCERT. This is that sentence.

How this line gives the answer

0, emb=1.0, combined=1.0). Verified: high — The span explicitly states that ABO blood grouping provides a good example of multiple alleles, which directly answers the MCQ about what multiple alleles control.

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