mutagenesis
C2Academic / Technical / Scientific
Definition
Meaning
The process of causing mutations (changes) in the genetic material (DNA/RNA) of an organism.
The creation of changes in the genetic sequence, either naturally or through experimental techniques (e.g., using chemicals, radiation, or modern gene-editing tools like CRISPR), to study gene function or to produce organisms with new traits.
Linguistics
Semantic Notes
Noun, uncountable. Refers to the process or phenomenon itself, not the agent causing it (which is a 'mutagen'). Often used with modifiers specifying the method (e.g., 'site-directed mutagenesis').
Dialectal Variation
British vs American Usage
Differences
No significant differences in meaning or usage. Spelling is consistent.
Connotations
Neutral scientific term in both variants.
Frequency
Equally rare in general usage but standard in genetics/molecular biology contexts in both regions.
Vocabulary
Collocations
Grammar
Valency Patterns
[Verb] + mutagenesis (e.g., perform, induce, study)mutagenesis + [Preposition] + [Noun] (e.g., mutagenesis in bacteria, mutagenesis of the gene)[Adjective] + mutagenesis (e.g., directed, random, insertional)Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “The laboratory is a hotbed of mutagenesis.”
- “(figurative, rare) His management style was a form of corporate mutagenesis.”
Usage
Context Usage
Business
Virtually never used, except in highly specific biotech/pharma contexts.
Academic
Core term in genetics, molecular biology, and biotechnology research papers and textbooks.
Everyday
Extremely rare. Would only appear in popular science articles about genetics or GMOs.
Technical
Essential term in laboratory protocols, scientific methods, and genetic engineering.
Examples
By Part of Speech
verb
British English
- Researchers aimed to mutagenise the bacterial genome.
- The team will be mutagenising plant cells.
American English
- They mutagenized the yeast strain to study resistance.
- We need to mutagenize this gene region.
adverb
British English
- The cells were treated mutagenically.
- The gene was altered mutagenically via radiation.
American English
- The enzyme acts mutagenically on DNA.
- They designed the experiment to work mutagenically.
adjective
British English
- The mutagenic chemical was handled with care.
- They observed a high mutagenic potential.
American English
- The mutagenic treatment produced several variants.
- They used a mutagenic protocol.
Examples
By CEFR Level
- Scientists study changes in genes. This is called mutagenesis.
- Mutagenesis can happen naturally.
- Mutagenesis is important for creating new plant varieties.
- Some chemicals can cause mutagenesis in cells.
Learning
Memory Aids
Mnemonic
Think: MUTAtion GENESIS (origin/creation). It's the genesis (creation) of a mutation.
Conceptual Metaphor
GENETIC CODE AS TEXT / BLUEPRINT: Mutagenesis is 'editing' or 'introducing typos' into the text of the genetic blueprint.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'mutagen' (мутаген), which is the agent. 'Mutagenesis' is the process (мутагенез).
- Avoid translating it as 'mutation' (мутация). Mutation is the result; mutagenesis is the process leading to it.
Common Mistakes
- Using it as a countable noun (e.g., 'three mutageneses').
- Confusing it with 'mutagenicity' (the capacity to cause mutations).
- Misspelling as 'mutagenisis' or 'mutagenesisis'.
Practice
Quiz
What is the primary focus of 'mutagenesis'?
FAQ
Frequently Asked Questions
Not exactly. Mutagenesis is a broader term for the *process* of creating mutations. Genetic engineering is a specific, deliberate application of mutagenesis (and other techniques) to modify an organism's genes for a purpose.
Yes. Natural mutagenesis occurs due to errors in DNA replication or from environmental factors like ultraviolet light or cosmic radiation, contributing to evolution.
It is a sophisticated laboratory technique where scientists make a precise, planned change (mutation) at a specific, predetermined location in a DNA sequence, as opposed to random changes.
In British English: /ˌmjuː.təˈdʒen.ə.sɪs/ (myoo-tuh-JEN-uh-sis). In American English: /ˌmjuː.t̬əˈdʒen.ə.sɪs/, with a softer 't' sound (myoo-duh-JEN-uh-sis).