Genetic material: Abbr.

I think it could be either:

Which length description are you looking for?:

rna

(Other definitions for dna that I've seen before include "Double-helix molecule (abbr.)" , "Substance that stores genetic information - often used by police" , "Genetic carrier" , "Briefly, substance in chromosomes used by police to identify criminals" , "Deoxyribonucleic acid (abbreviation)" .)

I've seen this clue in the Canadiana.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.