How many types of histone proteins take part in the composition of chromosome
Two
Three
Four
Five
Number of autosomes in a normal female is
$DNA$ polymerases catalyse polymerisation of / in
Initiation codon of protein synthesis (in eukaryotes) is
Which one of the following correctly represents the manner of replication of $DNA$
In which form of $RNA$ most nucleotides are in modified form