Method by which information from $DNA$ to $RNA$ reach
Transcription
Translation
Transformation
Transduction
Crossing over takes place between
During infection of $\mathrm{E}$. coli cells by bacteriophage $T2$,
Depending upon size and centromere position, the $46$ chromosomes have been divided into a number of groups
A male human is heterozygous for autosomal genes $A$ and $B$ and is also hemizygous for hemophilic gene $h$. What proportion of his sperms will be $abh$