The junction between the axon of one neuron and the dendrite of the next is called

True about electrical synapses:
$(I)$. Pre and postsynaptic neurons are in very close proximity.
$(II)$. Pre and postsynaptic neurons are separated by a synaptic cleft.
$(III)$. Impulse transmission is very fast.
$(IV)$. Electrical synapses are common in our system.
Select the correct option.

Which of the following does not act as a neurotransmitter?

What is the functional junction between the axon of one neuron and the dendrite of the next neuron called?

Which of the following neurotransmitters acts as an inhibitory neurotransmitter in the central nervous system?

What is responsible for the unidirectional transmission of nerve impulses in a neuron?