Synapses store

Which of the following statements is correct regarding electrical synapses?
$I.$ Pre and postsynaptic membranes are in very close proximity at electrical synapses.
$II.$ Electric currents are involved in the transmission of impulses.
$III.$ Transmission of an impulse across electrical synapses is very similar to impulse conduction along a single axon.
$IV.$ Impulse transmission is always faster in electrical synapses than across chemical synapses.
$V.$ Electrical synapses are rare in our system.
The correct option is:

The venom of a cobra primarily affects the:

The figure shows an axon terminal and synapse. Select the option giving correct identification of labels $A-D$.

What is a synapse? How many types of synapses are found? Discuss the conduction of a nerve impulse through a synapse with a diagram.

Select the incorrect option for electrical synapses.