Find the correct statement.
$(1)$ Generally a gene regulates a trait,but sometimes one gene has an effect on multiple traits.
$(2)$ The trait $AB$-blood group of man is regulated by one dominant allele and another recessive allele. Hence it is co-dominant.

  • A
    Both the Statements are wrong.
  • B
    Statement $(1)$ is correct.
  • C
    Statement $(2)$ is correct.
  • D
    Both Statements $(1)$ and $(2)$ are correct.

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Similar Questions

In $Drosophila$,the gene for white eye mutation is also responsible for the depigmentation of body parts. Thus,a gene that controls several phenotypes is called:

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 $:-$

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

$A$ single gene can exhibit multiple phenotypic expressions; this is called.....

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

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