Which of the Following Is True About Signal Transduction by Hormones

question 44

Multiple Choice

Which of the following is true about signal transduction by hormones?

• A) All hormones are linear chains of amino acids (peptides).
• B) Hormones can diffuse freely in and out of cells.
• C) Steroid hormone-receptor complexes can enter the cell nucleus.
• D) Peptide hormones directly act on DNA to stimulate transcription.
• E) Binding of a peptide hormone to its receptor causes a conformational change in the hormone molecule.

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