nicotine造句
181 In larger doses, nicotine is a highly toxic poison, used as an insecticide, fumigant, and vermifuge.
182 Some people even have a genetic defect in the enzymes in their liver that break down nicotine, whereby the mutant enzyme is much less effective at metabolizing nicotine than the normal variant.
183 A British biotechnology company, already developing a vaccine to help addicts kick cocaine, said on Monday it had started clinical trials on the world's first nicotine addiction vaccine.
184 The green spots contain solanine(a toxic relative of nicotine), cocaine, and morphine.
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