Which one of the following is a physical factor that induce mutation?
Acridines
$HNO_{2}$
$UV-$rays
Base analogue
Drosophila melanogastor has $8$ chromosomes in somatic cell. How many linkage groups will be there
Example of intergenic gene interaction is$/$are
A cross involving two different genera is called
A female with $XXXX$ chromosome will have the following number of Barr bodies
Genetically identical progeny is produced when an individual