Homologous Structures vs Analogous Structures

What is a key characteristic of homologous structures?

• They have similar functions but different anatomical structures.

• They have similar anatomical structures but different functions.

• They have different anatomical structures and different functions.

• They have similar anatomical structures and similar functions.

Which bone structure is commonly found in the forelimbs of humans, cats, horses, bats, and dolphins, indicating they are homologous structures?

• Only a humerus bone.

• Only carpals and phalanges.

• A similar arrangement including a humerus, radius, and ulna.

• They are all made of cartilage.

What best describes analogous structures?

• They are anatomically different but perform a similar function.

• They are anatomically similar but perform a different function.

• They share a common ancestor and similar anatomy.

• They are found only in closely related species.

Which type of evolution is associated with analogous structures?

• Divergent evolution.

• Convergent evolution.

• Parallel evolution.

• Co-evolution.