Clasificación de la Biblioteca del CongresoTP200-248

agribusiness(5) agriculture(118) animal welfare(7) anthropology(9) bioengineering(5) Bioethics(69) biology(150) business(29) chemistry(78) cloning(28) computer science(10) conservation(6) cooking(8) culture(11) dictionary(6) digital(6) dna(11) ecology(12) economics(14) energy(5) engineering(20) environment(39) essay(8) ethics(64) evolution(14) food(145) food industry(9) food politics(14) future(10) futurism(5) general science(5) genes(8) genetic engineering(91) genetic modification(6) genetics(214) health(43) history(27) history of science(9) humor(8) industry(5) information technology(12) inorganic chemistry(6) international(7) medicine(25) molecular biology(12) morality(6) nanotechnology(15) natural science(5) nature(6) nutrition(13) organic(8) political science(6) politics(38) popular science(5) reference(36) religion(6) research(10) science(327) science and technology(9) science fiction(18) society(8) sociology(26) sustainability(7) transhumanism(14) usa(9)