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Many people believe the human appendix is useless. Will it become smaller and smaller with each generation?
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The human appendix is often considered useless because it does not have a clear function in our digestive system. However, recent research suggests that it may play a role in maintaining a healthy balance of gut bacteria. Show more…
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Hypothesize why humans have an appendix if it has no known useful function.
The appendix is a small outgrowth at the lower part of the large intestine. In some plant-eating animals, it is much larger and is important in digestion. Sometimes, a person's appendix becomes infected and is removed. Surgeons have removed millions of appendices. No bad side effects have been noted after its removal. What does this prove?
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