Examlex
In which of the following containers is the mole fraction of helium greatest? The white circles represent helium atoms; the dark circles represent argon atoms.
Action Potential
A rapid rise and subsequent fall in voltage or membrane potential across a cellular membrane, vital for nerve impulse transmission.
Synaptic Vesicles
Small sacs within a neuron that store neurotransmitters, which are chemicals that transmit signals across synapses.
Synaptic Knob
The bulbous end of a presynaptic neuron's axon terminal that houses neurotransmitters and is responsible for transmitting signals to other neurons at the synapse.
Synapse
The junction between two neurons, which allows for the transmission of electrical or chemical signals.
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