Recombinant DNA technologies developed in the early 1970s enabled scientists to isolate genes of interest and splice them into existing DNA structures. However, as late as the early 1980s, the ...
DNA is often compared to a written language. The metaphor leaps out: Like letters of the alphabet, molecules (the nucleotide bases A, T, C and G, for adenine, thymine, cytosine and guanine) are ...
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