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Although nicotine is probably the well-known chemical in cigarettes, it is not necessarily the one that changes the psyche of th
Although nicotine is probably the well-known chemical in cigarettes, it is not necessarily the one that changes the psyche of th
admin
2009-04-23
74
问题
Although nicotine is probably the well-known chemical in cigarettes, it is not necessarily the one that changes the psyche of the smoker when cigarettes are smoked.
In order to transmit nerve impulses to its neighbor, a neurone sends ______ known as neuron-transmitters.
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答案
chemical messengers
解析
转载请注明原文地址:https://kaotiyun.com/show/HIC7777K
0
大学英语四级
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