Mutation occur in :-

Genetic mutations occur in :-

Genetic mutations occur in :-

In lac- opeon if mutation occurs in the middle gene of the 'structural gene' then

Gene mutations occurs in (a) Chromosomes (b) DNA (c) RNA (d) Nucleus

In lac operon if mutation occurs in the middle gene of the 'structural gene' then

In Lac-Operon if mutation occurs in the middle gene of the 'structural gene then:

Assertion: Only a boy child chould be born with a subtitution of glutamic acid by valine on 6th codon of beta -chain of haemoglobin. Reason: The gene for above mutation occurs on Y-chromosome.

Gene mutations occurs in

Frameshift mutation occurs when :