Mutant

Definition

A mutant is an organism or cell that carries a change in its DNA sequence, known as a mutation. Mutants can arise naturally or be induced by external factors like chemicals or radiation.

5 Must Know Facts For Your Next Test

1. Mutations in mutants can be beneficial, neutral, or harmful to the organism.
2. Mutants are essential for studying gene function and genetic regulation.
3. There are different types of mutations such as point mutations, insertions, deletions, and frameshift mutations.
4. Mutants can be identified using various techniques like sequencing and PCR.
5. Environmental factors and replication errors are common causes of spontaneous mutants.

Review Questions

• What are some common causes of spontaneous mutants?
• How can mutants be identified in a laboratory setting?
• Describe the potential effects of mutations on an organism.

Related terms

Mutation:

A permanent alteration in the DNA sequence.

Genotype:

The genetic makeup of an organism.

Phenotype:

The observable characteristics of an organism resulting from the interaction of its genotype with the environment.