Mutations

Question 1

Which type of point mutation is a pyrimidine substituted with another pyrimidine or a purine substituted with another purine?

Answer 1

Transition mutation

Question 2

Which point mutation is a pyrimidine substituted with a purine and vice versa?

Answer 2

Transverse mutation

Question 3

When a change in genotype produces a change in phenotype, the individual is called?

Answer 3

A mutant

Question 4

Silent mutation is also known as

Answer 4

Synonymous mutation

Question 5

What is a frameshift mutation?

Answer 5

When a change in one nucleotide leads to the disruption of the whole triple codons after that.

Question 6

Mutations that arise during the day to day activities of the cell are called

Answer 6

Spontaneous mutations

Question 7

Mutations in the body cells except cells that produce gametes is called

Answer 7

Somatic mutations

Question 8

What are germinal mutations?

Answer 8

Mutations that result from genetically altered gametes

Question 9

What is the triplet repeat of Huntington’s disease?

Answer 9

CAG

Question 10

Which repeat sequence is responsible for myotonic dystrophy type 1?

Answer 10

CTG