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Transposon - Meaning, Definition & English Examples

A transposon is a segment of DNA that can change its position within a genome, sometimes causing mutations or altering genetic traits. It is also called a jumping gene.

transposon

/trænˈspoʊzɑn/ /trænˈspəʊzɒn/

Definition:

A DNA sequence that can change its position within a genome, often causing mutations.

Synonyms:

jumping gene, mobile genetic element, transposable element

Part of Speech:

noun

Antonyms:

stable gene, fixed sequence (Note: True antonyms are rare for scientific terms.)

Common Collocations:

bacterial transposon, eukaryotic transposon, transposon insertion, transposon mutagenesis

Derivatives:

transposition, transposable

Usage Tips:

Use "transposon" when discussing genetic elements that move within DNA; avoid in non-scientific contexts.

Common Phrases:

"jumping gene, " "selfish DNA, " "mobile element" (Note: Phrases are more technical than idiomatic.)

Etymology:

From "transpose" (to change position) + "-on" (suffix for molecular units), coined in the 20th century.

Examples:

  • 1. Scientists study transposons to understand genetic mutations.
  • 2. Transposons can disrupt genes when they move to new locations.
  • 3. Some diseases are linked to transposon activity in humans.
  • 4. Bacteria use transposons to spread antibiotic resistance genes.

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