A Mutation in the Gene for Hormone a Causes It

question 60

Multiple Choice

A mutation in the gene for hormone A causes it to be unable to bind to its receptor protein. What do you predict will happen?

• A)The receptor protein will not be activated and therefore will not initiate a signal transduction pathway.
• B)The receptor protein will change shape in order to bind with hormone A.
• C)The water-soluble hormone molecule will not be able to pass through the phospholipid bilayer.
• D)The water-soluble hormone molecule will not be able to pass through the interstitial fluid.

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