Front

What is a mutation?

Back

A mutation is a change in the DNA sequence of an organism's genome.

Front

What is a deletion mutation?

Back

A deletion mutation occurs when a section of DNA is removed or lost.

Front

What is a substitution mutation?

Back

A substitution mutation occurs when one base pair in the DNA sequence is replaced by another.

Front

What is a duplication mutation?

Back

A duplication mutation occurs when a segment of DNA is copied, resulting in multiple copies of that segment.

Front

What is an inversion mutation?

Back

An inversion mutation occurs when a segment of DNA is reversed within the chromosome.

Front

What is a translocation mutation?

Back

A translocation mutation occurs when a segment of DNA is moved from one location to another, either within the same chromosome or to a different chromosome.

Front

What are the effects of mutations on proteins?

Back

Mutations can lead to changes in the amino acid sequence of proteins, potentially altering their function.

Front

What is the difference between a point mutation and a frameshift mutation?

Back

A point mutation involves a change in a single nucleotide, while a frameshift mutation involves the insertion or deletion of nucleotides that shifts the reading frame.

Front

What is a chromosomal mutation?

Back

A chromosomal mutation involves changes in the structure or number of chromosomes.

Front

What is the significance of mutations in evolution?

Back

Mutations are a source of genetic variation, which is essential for evolution and natural selection.