What Is a Main Difference Between the Modes of Action of Peptide

question 96

Multiple Choice

What is a main difference between the modes of action of peptide hormones and steroid hormones?

• A)Peptide hormones bind to intracellular receptors,whereas steroid hormones bind to receptors on the cell surface.
• B)Peptide hormones act as second messengers,whereas steroid hormones bind to receptors in the cytosol.
• C)Peptide hormones bind to receptors on the cell surface,whereas steroid hormones act as second messengers.
• D)Peptide hormones bind to receptors on the cell surface,whereas steroid hormones bind to intracellular receptors.
• E)There are no differences;both act by binding to intracellular receptors.

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Definitions:

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