Chromosomes that determine male sex in Melandrium plant is
$Y$ chromosome
$X$ chromosome
$XX$ chromosome
None of these
The number of chromosomes in Klinefelter’s syndrome is
Which of the following discoveries resulted in a Nobel Prize?
Incomplete linkage is ...$A$.... Complete linkage is ...$B$.... Choose correct option for $A$ and $B$
Change of male and female parents during crosses is known as
$A$ : Myotonic dystrophy is caused by recessive mutant pleiotropic gene.
$R$ : Gene mutation leads to more synthesis of fibrillin proteins.