|cDNA a form of DNA artificially synthesized from a messenger RNA template and used in genetic engineering to produce gene clones|
|a chattering or flighty, light-headed person.|
|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
complementary DNA n.
Single-stranded DNA synthesized in the laboratory using messenger RNA as a template and the enzyme reverse transcriptase. Complementary DNA is used for many purposes such as mapping chromosomes, creating clones, and sequencing genes.