DNA Mutations

Front

What is the definition of DNA mutation?

Back

A change in the DNA strand.

Front

What type of mutation is represented by the change from GAC to CAC in the DNA sequence?

Back

Substitution.

Front

Are all mutations harmful?

Back

No, not all mutations are harmful.

Front

What type of mutation occurs when a segment of DNA is removed?

Back

Deletion.

Front

What is the role of DNA in living organisms?

Back

It serves as the blueprint for traits of all living things.

Front

What is a substitution mutation?

Back

A mutation where one base pair is replaced by another.

Front

What is an insertion mutation?

Back

A mutation where one or more base pairs are added to the DNA sequence.

Front

What is an inversion mutation?

Back

A mutation where a segment of DNA is reversed within the chromosome.

Front

What is the significance of mutations in evolution?

Back

Mutations can introduce genetic variation, which is essential for evolution.

Front

What is a frameshift mutation?

Back

A mutation that shifts the reading frame of the genetic message, often caused by insertions or deletions.