Last Updated：2025/11/20

(genetics) Any portion of the DNA sequence of a chromosome or a genome with no apparent function.

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junk DNA

Source Word

junk DNA

uncountable usually

(genetics) Any portion of the DNA sequence of a chromosome or a genome with no apparent function.

Japanese Meaning

染色体やゲノム中に存在する、明確な機能が認められないDNA領域

Despite its name, junk DNA may have subtle regulatory roles that scientists are still uncovering.

名前とは裏腹に、一見機能を持たないDNAは科学者がまだ解明しつつある微妙な調節作用を持っているかもしれません。

Sense（1）

(genetics) Any portion of the DNA sequence of a chromosome or a genome with no apparent function.

junk DNAs

（ plural ）