What is the evolutionary-biology rationale, if any, for the pungent aroma of human flatulence?
Humans, and other animals, produce flatulence. Flatulence is an unpleasant result of digestion. No flatulence has a pleasant aroma. It seems like a nuisance that we'd rather do without.
Answer and Explanation:
The smell of flatulence is determined by what we eat. The digestion of our food produces smelly gas. That's pretty much all there is to it.
If we try...
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from Nursing 101: Fundamentals of NursingChapter 13 / Lesson 4