Mutations 2022

Front

What is a mutation?

Back

A mutation is a change in an organism's DNA.

Front

What type of mutation would a rabbit with short deformed legs have?

Back

Harmful mutation.

Front

What is the likely outcome of a beneficial mutation in a population?

Back

It is likely to increase in the population.

Front

What type of mutation occurs when a DNA sequence changes but does not alter the amino acid sequence?

Back

Silent mutation.

Front

What is a missense mutation?

Back

A missense mutation is a change in a DNA sequence that results in a different amino acid being incorporated into a protein.

Front

Where is DNA usually found in a cell?

Back

DNA is usually found in the nucleus.

Front

What is a nonsense mutation?

Back

A nonsense mutation is a change in a DNA sequence that creates a premature stop codon, leading to a truncated protein.

Front

What is a frameshift mutation?

Back

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

Front

What is the role of mutations in evolution?

Back

Mutations introduce genetic variation, which can lead to evolution through natural selection.

Front

What is a beneficial mutation?

Back

A beneficial mutation is a change in the DNA that enhances an organism's fitness or survival.