DNA Mutations (Living Earth)

Front

What is a mutation?

Back

Any change in the sequence of DNA.

Front

What is an insertion mutation?

Back

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

Front

What is a deletion mutation?

Back

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

Front

What is a silent mutation?

Back

A mutation that does not change the amino acid sequence of the protein produced.

Front

What is a missense mutation?

Back

A mutation that results in a different amino acid being incorporated into the protein.

Front

What is a nonsense mutation?

Back

A mutation that creates a premature stop codon in the protein sequence.

Front

What is a frameshift mutation?

Back

A mutation caused by insertions or deletions that shift the reading frame of the genetic code.

Front

Are all mutations harmful?

Back

No, some mutations can be beneficial or neutral.

Front

What is the effect of a silent mutation on protein function?

Back

It has no effect on the protein produced.

Front

What type of mutation is UCU changing to UCC?

Back

Silent mutation.