Which statements describe homologous structures? Select three options.

Question

1. An example of a homologous structure is the wing of a bird and an insect.
2. An example of a homologous structure is the forelimb of a whale, a human, and a dog.
3. Homologous structures have the same function but a different structure.
4. Homologous structures have the same structure, but may have a different function.
5. Homologous structures indicate a common ancestor.
6. Homologous structures do not indicate a common ancestor.

Answer 1

The correct options are:

2. An example of a homologous structure is the forelimb of a whale, a human, and a dog.
4. Homologous structures have the same structure, but may have a different function.
5. Homologous structures indicate a common ancestor.