If a Neurotransmitter Is Viewed as a Key, What Structure

question 18

Multiple Choice

If a neurotransmitter is viewed as a key, what structure would be viewed as the lock?

• A) the axon
• B) the synapse
• C) the receptor
• D) the axon terminal
• E) none of these

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Definitions:

D-Glucopyranose

The cyclic form of glucose, a six-membered ring (pyranose) structure, where the hydroxyl group at carbon 1 is in the same orientation as the CH2OH moiety.

Stereochemistry

The study of the spatial arrangements of atoms in molecules and the impact of these arrangements on the physical and chemical properties of those molecules.

α-Pyranose

A form of monosaccharide that adopts a cyclic six-membered ring structure, resembling a pyran, with the anomeric carbon in the alpha configuration.

Haworth Structure

A method for representing cyclic sugars as planar rings with hydroxyl groups positioned above or below the plane.