Are tracts of DNA lacking genes junk or useful
themystery of life lies locked in the double helix structure of the deoxyribonucleic acid (dna) that contains the genes. But large tracts of dna lack genes. Such regions
themystery of life lies locked in the double helix structure of the deoxyribonucleic acid (dna) that contains the genes. But large tracts of dna lack genes. Such regions