Endocrine System and Hormones · Zoology

Steroid hormones exert their action mainly by:

  1. Binding to membrane receptors
  2. Activating second messengers
  3. Altering gene expression
  4. Opening ion channels
Show answer and explanation

Correct answer: Altering gene expression

Steroid hormones enter target cells and bind to intracellular receptors. The hormone-receptor complex directly regulates gene transcription.

Difficulty: Medium Question 8 of 20

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