junk dna in English
noun
1
genomic DNA that does not encode proteins, and whose function, if it has one, is not well understood.
Zimmer also brings up the argument that simply by making the genome bigger that junk DNA may serve a useful function by making cells the correct size.
Use "junk dna" in a sentence
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1. “Junk” DNA?
2. Alleles that determine some aspect of the phenotype, the physical appearance of an organism, are said to be “coding Alleles,” while “non-coding Alleles” or “junk DNA” are those which do not appear to have an impact on phenotype