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单词
intron
释义
WordReference Random House Unabridged Dictionary of American English © 2024
in•tron
(in
′
tron),
USA pronunciation
n.
[
Genetics.
]
Genetics
a noncoding segment in a length of DNA that interrupts a gene-coding sequence or nontranslated sequence, the corresponding segment being removed from the RNA copy before transcription. Also called
intervening sequence.
Cf.
exon
2
.
perh.
intr
(
o
)- + -
on
1
1975–80
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更新时间:2025/7/3 3:22:30