
Mutation | Definition, Causes, Types, & Facts | Britannica
Dec 4, 2025 · Mutation, an alteration in the genetic material (the genome) of a cell of a living organism or of a virus that is more or less permanent and that can be transmitted to the cell’s or the virus’s …
MUTATION Definition & Meaning - Merriam-Webster
The meaning of MUTATION is a significant and basic alteration : change. How to use mutation in a sentence.
Mutation
2 days ago · A mutation is a change in the DNA sequence of an organism. Mutations can result from errors in DNA replication during cell division, exposure to mutagens or a viral infection.
Mutation - Wikipedia
Mutation can result in many different types of change in sequences. Mutations in genes can have no effect, alter the product of a gene, or prevent the gene from functioning properly or completely. …
MUTATION Definition & Meaning | Dictionary.com
Most mutations occur in junk DNA and have no discernible effects on the survivability of an organism. Of the remaining mutations, the majority have harmful effects, while a minority can increase an …
Mutation - Definition, Types, Examples and Quiz | Biology Dictionary
Apr 28, 2017 · At the simplest level, a mutation is a change or transformation. In biology, mutations refer to changes in chromosomes and genes, which typically manifest physically. The effect of a mutation …
What Is a Genetic Mutation and Why Does It Matter?
Aug 6, 2025 · When a mutation occurs in a germ cell and is passed to offspring, it becomes part of that individual’s genome. If the mutation improves survival or reproduction, it may spread through the …
MUTATION | English meaning - Cambridge Dictionary
MUTATION definition: 1. the way in which genes change and produce permanent differences: 2. a permanent change in an…. Learn more.
What is Mutation? - University of Utah
We often refer to a mutation as a thing—the genetic variation itself. This approach can be useful when it comes to a gene associated with a disease: the disease allele carries a mutation, a DNA change that …
Mutation - Definition and Examples - Biology Online Dictionary
Mutation in general means a change or the process of changing, such as in nature, form, or quality. In biology, mutation refers to any change in the nucleotide sequence as a result of a failure of the …