Bacterial Genetics MCQ (Multiple Choice Questions) PDF Download

If a base replaces by another base pair sequence the mutation the resulting replacement is known as

1. Alternation
2. Substitution
3. Missense
4. Nonsense

The bacteria composed single chromosomes having a single copy of the gene known as

1. Diploid
2. Haploid
3. Polyploidy
4. Monoploid

The substitutions that prematurely stops the synthesis of protein by generating the stop codon called as

1. Missense mutation
2. Nonsense mutation
3. Frameshift mutation
4. Alternation

What are the approximate numbers of base pairs of bacterial DNA?

1. 5 x 10¹⁰
2. 5 x 10⁶
3. 5 x 10⁸
4. 5 x 10¹¹

When one or more base pair are deleted or added in the sequence shifts the reading frame on the ribosome called

1. Substitution mutation
2. Missense mutation
3. Nonsense mutation
4. Frameshift mutation