Question

One word synaptic knob contain what?

Answer 1

Answer:

Synaptic knobs contain many membrane-bounded synaptic vesicles , 40 to 100 nanometers in diameter. Synaptic vesicles contain the neurotransmitter. Synaptic knobs also contain mitochondria , microtubules, and other organelles .

Answer 2

synaptic knob contains

$\Huge{\bold{\mathrm{\underline{\red{neurotransmitter}}}}}$