Action potentials are and postsynaptic potentials are chemical; electrical all-or-none; graded all-or-none; all-or-none graded; all-or-none

Lucia is walking barefoot in her yard. she accidentally steps on a nail. how will her nervous system work to generate a reaction? arrange the eventschronologically.

What molecules does hemoglobin decay into over time

Moving down the ramp from 6 meters to