Question

Give an example of a vestigial structure and explain how vestigial structures are significant to evolution.

Answer 1

Answer: The answer is Because their embryos have structures similar to gills, chickens, and humans likely share a common ancestor with fish. Explanation: Other nonaquatic vertebrates exhibit gill slits even though they never breathe through or grow gills, including chickens and humans.

Answer 2

Vestigial structures are often homologous to structures that are functioning normally in other species