16. The Endocrine System
Intracellular Receptors and Direct Gene Action
Multiple Choice
Multiple ChoiceTrue or False: if false, choose the answer that best corrects the statement.
Steroid hormones are the only hormones that interact with the DNA via a receptor-hormone complex.
A
True.
B
False; all hormones can interact with DNA via a receptor-hormone complex; it depends on what type of receptor is used at the target cell.
C
False; thyroid hormone is an amino-acid based hormone that interacts with DNA via a receptor hormone complex.
D
False; most peptide hormones interact with the DNA via a receptor complex, while most steroid hormones use second messenger systems.
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