Assertion: nervous system's neuron | /r/CapableOf | develop for speed
Facets:
value: in nerve cells
type: LOCATION
value: by special modifications
type: MANNER
Source sentences:
text: Neurons communicate between cells by chemical messengers, but within a single cell (often extremely long) they can send high-speed signals through a wave of ionic polarization (analogous to an electric current) along their membranes, a property inherent in all cells but developed for speed in nerve cells by special modifications.