What is aldosterone? What stimuli release it? What does it do?

Aldosterone is a steroid hormone that regulates reabsorption of sodium ions in the kidney tubular cells. What is the probable mechanism of action of aldosterone? a. It binds gated ion channels and causes a flow of ions in the cell. b. It binds cell surface receptors and activates synthesis of cAMP. c. It binds to cell surface receptors and activates a phosphorylation cascade. d. It binds to an intra cellular receptor and activates gene transcription. | Numerade