Answer the following questions in 300 words or more. Must use atleast 2 references for each question.
1)An important buffer system in the human body involves carbonic acid, carbon dioxide and bicarbonate ions.If a person became excited and exhaled large amounts of carbon dioxide while hyperventilating, howwill the pH of their blood be affected and why?
2)Which setup would exhibit the greater osmotic pressure: a cell with a cytosol concentration of 0.9% immersed in a) pure water or b) a 0.2% NaCl solution? Explain.
3)Why are stem cells so valuable? What role do stem cells play in the body? Describe one avenue of research in which stem cells are currently being used. Do not forget to provide a proper citation as well.
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