#Question id: 1160
#Unit 4. Cell Communication and Cell Signaling
Signal amplification is an important part of GPCR-mediated signaling. Which of the following steps do NOT directly amplify the signal?
#Question id: 1161
#Unit 4. Cell Communication and Cell Signaling
A mutation renders a Gαq subunit constitutively active (also known as dominant active). Which of the following effects might you observe in a cell with this mutation?
#Question id: 1162
#Unit 4. Cell Communication and Cell Signaling
Diacylglycerol (DAG) formation aids in cell signaling by:
#Question id: 1163
#Unit 4. Cell Communication and Cell Signaling
β-blockers inhibit an adrenergic receptor found on many cell types in the body, including heart cells. Patients who have arrhythmias (irregular heartbeats) most likely benefit from what downstream action of these drugs?
#Question id: 1164
#Unit 4. Cell Communication and Cell Signaling
Calmodulin:
#Question id: 1165
#Unit 4. Cell Communication and Cell Signaling
DAG activates: