Question

2. Humans have an appendix, a thin tube connected to the large intestine that serves no purpose and is a

threat to human health and life if it becomes infected and/or inflamed. It is believed that the appendix
once had a function as part of the human digestive system. The human appendix, therefore, is

Answer 1

Answer: A Vestigial Structure

Explanation: A structure that was once used by ancestors, and now serves no purpose at all