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 $abh$
$\frac{1}{{16}}$
$\frac{1}{4}$
$\frac{1}{8}$
$\frac{1}{{32}}$
Crossing over takes place at a stage between
Jumping genes are found in
If an isolated strain of $DNA$ is kept at $82-90^o C$, then
Life span of $mRNA$ in E. coli is
Streptomycin and related antibiotics bind to small sub-units of ribosomes in prokaryotes and they