#Question id: 1083
#Unit 4. Cell Communication and Cell Signaling
When a neuron responds to a particular neurotransmitter by opening gated ion channels, the neurotransmitter is serving as which part of the signal pathway?
#Question id: 1084
#Unit 4. Cell Communication and Cell Signaling
Which observation suggested to Sutherland the involvement of a second messenger in epinephrine's effect on liver cells?
#Question id: 1085
#Unit 4. Cell Communication and Cell Signaling
Which of the following statements about a G protein signaling pathway is true?
#Question id: 1086
#Unit 4. Cell Communication and Cell Signaling
What is the most likely mechanism by which testosterone functions inside a cell?
#Question id: 1088
#Unit 4. Cell Communication and Cell Signaling
One of the major categories of receptors in the plasma membrane functions by forming dimers, adding phosphate groups, and then activating relay proteins. Which type does this?
#Question id: 1089
#Unit 4. Cell Communication and Cell Signaling
Which of the following statements describes a likely effect of a drug designed that inhibits the cellular response to testosterone?