You have recently identified a molecule that you believe to be a ligand associated with a signal transduction mechanism.All you know about this ligand is that chemically it is hydrophilic.As a result,you expect it to interact with its receptor
A)at the outer cell surface.
B)within the cytoplasm of the cell.
C)within the nucleus of the cell.
D)on the cytoplasmic side of the plasma membrane.
E)all of the above

Question

Quizplus · Accepted Answer

Hydrophilic molecules are typically water-soluble and cannot pass through the hydrophobic lipid bilayer of the plasma membrane. Therefore, they interact with their receptors at the outer cell surface.

You Have Recently Identified a Molecule That You Believe to Be