What is the current known role of complexin in synaptic transmission?
A) Complexin makes sure vesicles are near Ca2+ channels.
B) Complexin binds vesicles to scaffolding proteins in the presynaptic membrane.
C) Complexin clamps the SNARE complex in an intermediate step prior to vesicle fusion.
D) Complexin is required for presynaptic Ca2+ channels to open.
Correct Answer:
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Q10: Figure Q3-6 is from an experiment that
Q11: The presynaptic active zone must line-up with
Q12: Which protein is the Ca2+ sensor in
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Q14: What mechanisms are used to clear neurotransmitters
Q16: What is a miniature end-plate potential (mEPP)?
Q17: Figure Q3-4 documents the quantal release of
Q18: What is quantal release of neurotransmitter?
A) Release
Q19: What are the three main SNARE proteins?
A)
Q20: When a depolarization occurs in the presynaptic
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