Provide the Missing Structure(s) or Reagent(s) for Each Reaction or Sequences

question 45

Essay

Provide the missing structure(s) or reagent(s) for each reaction or sequences of reactions. Show all relevant stereochemistry.
-Provide missing structure(s):

---

Definitions:

Action Potential

A quick electrical impulse that travels down a neuron's axon, triggering the release of neurotransmitters.

Repolarization Phase

A stage in the cardiac cycle following depolarization, where the heart muscle returns to its resting state by restoring the negative charge on the cell's membrane.

Neuromuscular Junction

The synapse or interface between a neuron and a muscle cell, allowing for the transmission of a nerve impulse to trigger muscle contraction.

Synaptic Vesicles

Small sacs located in nerve terminals that store neurotransmitters released during synaptic transmission.