Which of the following is an example of a pleiotropic gene?

  • A
    Human skin colour
  • B
    Thalassemia
  • C
    $ABO$ blood group
  • D
    Sickle cell anaemia

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Similar Questions

Which of the following is an example of a pleiotropic gene?

$A$ : Myotonic dystrophy is caused by a recessive mutant pleiotropic gene.
$R$ : Gene mutation leads to more synthesis of fibrillin proteins.

$A$ single gene exhibits more than one phenotypic expression. This phenomenon is known as:

In an organism,mutation in a single gene exhibits multiple phenotypic expressions. Identify the underlying genetic mechanism in the above instance.

Observe the phenotypic effects of a gene with $2$ alleles $B$ and $b$ in pea plant.
GenotypeStarch grain size and Seed shape
$BB$Large,Round
$Bb$Intermediate,Round
$bb$Small,Wrinkled

Which of the following is incorrect in concern to above facts $:-$

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