Mutations

Front

What is a mutation?

Back

A mutation is defined as a change in the DNA sequence.

Front

What is a substitution mutation?

Back

A substitution mutation involves the replacement of one nitrogenous base with another.

Front

What is an insertion mutation?

Back

An insertion mutation occurs when one base is added to the DNA sequence.

Front

What is a deletion mutation?

Back

A deletion mutation occurs when one base is removed from the DNA sequence.

Front

What is the result of a substitution mutation?

Back

The result of a substitution mutation is that one nitrogenous base is replaced by another, potentially altering the protein produced.

Front

Identify the type of mutation: T-G-A-C-C-A to T-G-A-G-C-A.

Back

This is a substitution mutation.

Front

What are the four types of mutations?

Back

The four types of mutations are substitution, insertion, deletion, and frameshift.

Front

What is a frameshift mutation?

Back

A frameshift mutation occurs when bases are added or deleted from the DNA sequence, shifting the reading frame.

Front

What is a nucleotide?

Back

A nucleotide is the basic building block of DNA, consisting of a nitrogenous base, a sugar, and a phosphate group.

Front

What is a codon?

Back

A codon is a sequence of three nucleotides that corresponds to a specific amino acid.