Which of the following statements about electrical synapses is FALSE?
a) They are located in both the CNS and PNS, in areas such as the brain and eye.
b) Presynaptic and postsynaptic membranes are connected at gap junctions.
c) Connexons allow the passage of ions and thus the passage of current from one cell to another.
d) The connections between presynaptic and postsynaptic cells allow neurotransmitters such as ACh and dopamine to travel directly from one cell to another.