单词	ptomaine
释义	ptomainepto‧maine /ˈtəʊmeɪn, təʊˈmeɪn $ ˈtoʊmeɪn, toʊ-/ noun [countable, uncountable] Word Origin WORD ORIGINptomaine Origin: 1800-1900 Italian ptomaina, from Greek ptoma ‘fall, fallen body, dead body’, from piptein ‘to fall’ word sets WORD SETS► Microbes/Genetics/Biochem bacillus, nounbacteria, nounbacteriology, nounchromosome, nounclone, nounclone, verbcross, verbcrossbreed, verbcrossbreed, nouncross-fertilize, verbculture, nouncytology, nounDNA, noundominant, adjectivedouble helix, nounfraternal twin, noungamete, noungene, noungenetic, adjectivegenetically modified, adjectivegenetic code, noungenetic engineering, noungenetic modification, noungenetics, noungenome, noungenotype, noungerm, nounGM, adjectivehereditary, adjectiveheredity, nounhybrid, nounidentical twin, nounincubate, verbinheritance, nouninsecticide, nounmicrobe, nounMRSA, nounmutant, nounmutate, verbmutation, nounnucleic acid, nounparthenogenesis, nounpasteurized, adjectivepathogen, nounpesticide, nounplasma, nounprotozoan, nounptomaine, nounrecessive, adjectiveRNA, nounsalmonella, nounsuperbug, nountoxin, nountransgenic, adjectivevirus, nounweedkiller, nounX chromosome, nounY chromosome, nounzygote, noun a poisonous substance formed by bacteria in decaying food
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