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junk dna

/dʒʌŋk diː en eɪ/

翻译: 基因组中不编码蛋白质的DNA序列;历史上被认为无功能,但如今已知其具有调控和结构作用。

1 个条目

phrase

/dʒʌŋk diː en eɪ/C1formalscientific
  • zh基因组中不编码蛋白质的DNA序列;历史上被认为无功能,但如今已知其具有调控和结构作用。

A term for DNA sequences that do not code for proteins, historically considered non-functional but now known to have regulatory and structural roles.

  1. Non-coding DNAC1formal

    Segments of DNA that do not code for proteins, historically thought to be functionless but now known to have regulatory roles.

    zh垃圾DNA

    • Scientists once believed junk DNA had no purpose.
    • Recent studies show that junk DNA may regulate gene expression.
    • Only about 2% of the human genome codes for proteins; the rest was labeled junk DNA.