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| 1 | |
An infant's stomach has a pH of around 5. How active would pepsin be in an infant's stomach? |
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| 2 | |
Infants (stomach pH 5) and young children produce the enzyme rennin which denatures milk protein. What would you hypothesize about the optimal pH for rennin? |
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| 3 | |
Other than the usual surgical risks involved in operating on an organ related to the digestive system, why should a healthy human appendix not be removed? |
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| 4 | |
Sometimes penicillin tablets are formulated to contain a minimum daily requirement of vitamin K. Why? |
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| 5 | |
The polypeptide hormone insulin is injected into diabetic patients. Why is it useless for the patient to take the drug orally? |
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