The Femur in a Snake and Pelvis in a Whale

Question

The femur in a snake and pelvis in a whale are examples of _____ structures.
A) analogous
B) homologous
C) heterologous
D) homeotic
E) vestigial

Accepted Answer

The femur in a snake and pelvis in a whale are examples of vestigial structures, which are remnants of organs or structures that had a function in an early ancestor but are currently of little or no use to the organism.