Question

the wing of a bird and the front limb of a mammal have a similar number and arrangement of bones. which evolutionary relationship explains these similarities?
a the wing and front limb are homologous structures, each evolved from a common ancestor.
b the wing and front limb are analogous structures, each evolved from a common ancestor.
c the wing and front limb are analogous structures, each evolved independently.
d the wing and front limb are vestigial structures, one evolved from the other.

Explanation:

Answer:

A. The wing and front limb are homologous structures, each evolved from a common ancestor.