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anatomy and physiology

berfrye

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12 years ago

anatomy and physiology

someone please kindly help me answer this.thanks in advance!

1.When a catecholamine or peptide hormone binds to receptors on the surface of a cell, the
A) cell membrane becomes depolarized.
B) hormone receptor complex moves into the cytoplasm.
C) second messenger appears in the cytoplasm.
D) hormone is transported to the nucleus where it alters the activity of DNA.
E) cell becomes inactive

2.stimulation of a1 adrenergic receptors by norepinephrine results in ___________

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duddy

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berfrye Author

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12 years ago

thanks so much duddy! you are a life saver !

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