junk dna

1. 1.

   stretches of DNA that do not code for genes

   “most of the genome consists of junk DNA”

   Broaderdeoxyribonucleic acid

Questions about junk dna

What does junk dna mean?

junk dna means "stretches of DNA that do not code for genes".

Is junk dna a common word?

junk dna is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.