transposon

noun
trans·​po·​son | \tran(t)s-ˈpō-zän \

Definition of transposon 

: a transposable element especially when it contains genetic material controlling functions other than those related to its relocation

Examples of transposon in a Sentence

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By helping its host cells, Feschotte says, the transposon achieves its selfish ends. Mitch Leslie, Science | AAAS, "Don’t call it junk—This ‘jumping’ gene may be why you made it past an embryo," 21 June 2018 That said, transposons often behave like unwelcome houseguests. Mitch Leslie, Science | AAAS, "Don’t call it junk—This ‘jumping’ gene may be why you made it past an embryo," 21 June 2018 This is surprising, since the genome expansion in other plant pathogens is driven by transposon proliferation. Diana Gitig, Ars Technica, "Check out the genes on this huge ‘shroom," 9 Nov. 2017 To create the mutant spinners, Fraser and his colleagues used a movable sequence of DNA called the piggyBac transposon to insert snips of spider genes into silkworm embryos. Lisa Grossman, WIRED, "Mutant Worms Produce Piles of Spider Silk," 4 Oct. 2010

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'transposon.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of transposon

1974, in the meaning defined above

History and Etymology for transposon

transpose + -on entry 2

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The first known use of transposon was in 1974

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More Definitions for transposon

transposon

noun
trans·​po·​son | \ˌtran(t)s-ˈpō-ˌzän \

Medical Definition of transposon 

: a transposable element especially when it contains genetic material controlling functions other than those related to its relocation

More from Merriam-Webster on transposon

Britannica.com: Encyclopedia article about transposon

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