Mutations

Front

What is a mutation?

Back

A change in the DNA sequence.

Front

What type of mutation involves a segment of a chromosome being reversed?

Back

Inversion.

Front

What is a chromosomal mutation?

Back

Mutations that involve parts of or all of a chromosome.

Front

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

Back

Substitution.

Front

What is a duplication mutation?

Back

A mutation where part of a chromosome is repeated.

Front

What type of mutation results in the loss of a segment of DNA?

Back

Deletion Mutation.

Front

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

Back

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

Front

What is the significance of mutations in evolution?

Back

Mutations introduce genetic variation, which is essential for natural selection.

Front

What are the possible effects of mutations on an organism?

Back

Mutations can be beneficial, harmful, or neutral.

Front

What is a gene mutation?

Back

A mutation that affects a single gene.