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Cell Signalling and Transduction - Medical Science

Q1:

A cell is known to respond to a particular signaling molecule. Which of the following must be true of this cell?

A It is in the heart muscle

B It is also the site of production for the signaling molecule

C It contains the receptor for the signaling molecule

D It is incapable of signal transduction

ANS:C - It contains the receptor for the signaling molecule

In order to a cell communicate it must have a receptor which is specific to the messenger (ligand).