What Is the CORRECT Order of Steps in Vesicle Fusion

question 73

Multiple Choice

What is the CORRECT order of steps in vesicle fusion to a cell?

• A) outer leaflet lipid mixing, content release, inner leaflet lipid mixing
• B) outer leaflet lipid mixing, inner leaflet lipid mixing, content release
• C) inner leaflet lipid mixing, content release, outer leaflet lipid mixing
• D) inner-leaflet lipid mixing, outer leaflet lipid mixing, content release
• E) content release, inner leaflet lipid mixing, outer leaflet lipid mixing

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Definitions:

Acetylcholine

A neurotransmitter in both the central and peripheral nervous systems that plays key roles in arousal, attention, memory, and muscle activation.

Neuromuscular Junction

A specialized synapse between a motor neuron and a muscle fiber, through which signals are transmitted to initiate muscle contraction.

Neurotransmitter

Chemical stored at the ends of axons that is responsible for transmission across a synapse.

Muscle Contraction

The process where muscle fibers shorten or generate tension in response to nervous system signals, allowing movement of the body.