gene cistron factor operon

genetic engineering biotech recombinant DNA technology biotechnology

function identity identity operator linear operator map mathematical function mapping single-valued function identity element

telegraph operator causal agent company operator causal agency radio operator engineer motorman telegrapher cause locomotive engineer switchman driver switchboard operator jockey telephonist elevator operator hoister telegraphist manipulator telephone operator engine driver railroad engineer

opportunist wheeler dealer hustler wire-puller self-seeker

businessman supermarketeer man of affairs supermarketer

plunger speculator

DNA homeotic gene linkage group operator gene modifier gene polygene transforming gene suppressor nonallele lethal gene allele desoxyribonucleic acid regulatory gene chromosome sequence suppresser gene allelomorph mutant gene linked genes regulator gene genetic marker recessive gene suppressor gene repressor gene deoxyribonucleic acid proto-oncogene structural gene suppresser dominant gene X-linked gene cistron factor oncogene holandric gene modifier Y-linked gene transgene