Skip to content
New summer mock series is live Attempt timed papers for SSC, banking, and engineering entrances with updated syllabi for this season. View exams

Question

Which of the following ions is required for neurotransmitter release at the synapse?

Options

Choose one · Correct answer highlighted

Explanation

Calcium ions (Ca²⁺) enter the presynaptic neuron and trigger neurotransmitter release into the synaptic cleft.