In Order for a Cell to Respond to the Signaling

question 22

Multiple Choice

In order for a cell to respond to the signaling molecule epinephrine, it must have ____.

• A) ion channels
• B) a lipid bilayer through which epinephrine can pass
• C) receptors with an epinephrine binding site on the cytoplasmic side of the  plasma membrane
• D) receptors with an epinephrine binding site on the plasma membrane surface
• E) nuclear membrane receptors

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