Kidney cells contain a channel that allows intracellular ammonia to exit the cells. (a) Why did researchers
Question:
(a) Why did researchers originally believe that cells had no need for such a channel?
(b) What is the free energy source for ammonia transport via the channel?
(c) The same kidney cells also contain a proton pump that expels H+ from the cells. What is the free energy source for this pump, and how does its action prevent ammonia from moving back into the kidney cells?
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a Ammonia is small and uncharged and therefore was expected to be able to pass acr...View the full answer
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Related Book For 
Fundamentals of biochemistry Life at the Molecular Level
ISBN: 978-0470547847
4th edition
Authors: Donald Voet, Judith G. Voet, Charlotte W. Pratt
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