- 1、Asmall,knoblikependentobject,suchasaplumbbob.2、Aknoblikeenlargementattheendofanaxon,whereitsynapseswithotherneurons.3、Asmallknoblikeoutgrowth,asthosefoundontherootsofmanyleguminousplants.4、Enlargedandglobularatthetip,asaboneofthewristhavingarou...
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