Ithappenedonemorning20yearsago.ABritishscientistAlecJef...
03-06
问题详情:Ithappenedonemorning20yearsago.ABritishscientistAlecJeffreycameacrossDNAfingerprinting:Heidentifiedthepatternsofgeneticmaterialthatareuniquetoalmosteveryindividual.Hisdiscoverychangedeverythingf...