Test: GRE Subject Test: Biology

1.

When presented with its ligand, glutamate, a metabotropic glutamate receptor (mGluR) can do any of the following except __________.

open to permit passage of sodium ions through the channel pore

change conformation to go from inactive to active

trigger an increase in intracellular calcium ion concentration

modulate transcription factor activation

activate the pathway that results in PKC activation

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