The most abundant type of $RNA$ in the cell is
$rRNA$
$mRNA$
$t RNA$
$hn RNA$
At a particular locus, frequency of $‘A’$ allele is $0.6$ and that of $‘a’$ is $0.4$. What would be the frequency of heterozygotes in a random mating population of equilibrium
During polymerisation of deoxyribonucleosides triphosphates in bacteria which of the following enzyme is mainly required?
Each chromosome at the anaphase stage of a bone marrow cell in our body has
Chromosome number is
Determination of one amino acid by more than one codon is due to