The chromosome shown in the diagram below is broken at the points which are indicated by the arrows and the genes between these points became inverted
The resulting order of the genes will be
$PQUTSRVW$
$WVUTSRQP$
$PQTURSVW$
$VWUTSRPQ$
Epistasis implies
A hereditary disease which is never passed on from father to son is
Meta-females have
A female with $XXXX$ chromosome will have the following number of Barr bodies
An abnormal human baby with $‘XXX’$ sex chromosomes was born due to