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がらくたＤＮＡ (がらくたディーエヌエー) Japanese meaning | Kotomora

がらくたＤＮＡ

also: ガラクタディーエヌエー

Meanings

1

noun

junk DNA

biology

Biology term for non-coding DNA sequences that do not appear to have a function. Often contrasted with functional or coding DNA.

See also: ジャンクＤＮＡ

がらくたＤＮＡは、かつては無む意い味みだと考かんがえられていた。
Junk DNA was once thought to be meaningless.
ヒトゲノムの大だい部ぶ分ぶんはがらくたＤＮＡで占しめられている。
A large part of the human genome is occupied by junk DNA.

Written forms

がらくたＤＮＡ
Standard mixed-script spelling; がらくた is usually written in kana.
ガラクタＤＮＡ
Katakana variant; sometimes used for emphasis or in technical contexts.
ガラクタディーエヌエー

Similar words

ジャンクＤＮＡ
Synonymous; ジャンクＤＮＡ is a direct loan from English 'junk DNA', while がらくたＤＮＡ uses the native word がらくた (rubbish). Both are used in biology.

Etymology

Compound of がらくた (rubbish, junk) and ＤＮＡ (DNA). The term is a calque of English 'junk DNA'.