junk dna: stretches of DNA that do not code for genes
deoxyribonucleic acid: (biochemistry) a long linear polymer found in the nucleus of a cell and formed from nucleotides and shaped like a double helix; associated with the transmission of genetic information
antistrophe: the section of a choral ode answering a previous strophe in classical Greek drama; the second of two metrically corresponding sections in a poem