The Concentration or Quantity of a Neurotransmitter in Each Vesicle

question 49

Multiple Choice

The concentration or quantity of a neurotransmitter in each vesicle

• A) is constant across all neurons for a given neurotransmitter.
• B) is constant for vesicles using a given transport protein.
• C) may vary between neurons, but is constant within a neuron for a given neurotransmitter.
• D) may vary based on availability of the transmitter and concentration of chloride ions.
• E) may vary based on the availability of enzymes used in synthesis.

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