Pigs have feet with toes that do not touch the ground. These toes are examples of ____.
A) vestigial structures
B) evolving structures
C) homologous traits
D) deleterious mutations
E) biological gradualism

Question

Quizplus · Accepted Answer

Vestigial structures are parts of an organism that have lost all or most of their original function in the course of evolution. The toes of pigs that do not touch the ground serve no purpose for the pig's current way of life, making them an example of vestigial structures.

Pigs Have Feet with Toes That Do Not Touch the Ground