Front

What do helpful mutations do?

Back

Increases chances of survival.

Front

Which of the following best describes a DNA molecule?

Back

Double helix.

Front

What type of mutation occurs when one base is replaced by another?

Back

Substitution.

Front

What are the three types of mutation?

Back

Insertion, Deletion, Substitution.

Front

What is a Gene?

Back

A segment of DNA that encodes for a protein.

Front

What is a mutation?

Back

A change in the DNA sequence.

Front

What is the role of mutations in evolution?

Back

They introduce genetic variation.

Front

What is a chromosomal mutation?

Back

A mutation that affects the structure of a chromosome.

Front

What is an insertion mutation?

Back

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

Front

What is a deletion mutation?

Back

A mutation where one or more bases are removed from the DNA sequence.