Q. Which of the following is an example of an ancestral homology? (Solved)
1. Almost all modern reptiles, birds and mammals have forelimbs, a trait they also share with contemporary amphibians.
2. The first birds and all their descendant species have feathers, a trait that is unknown in any other group.
3. Humans and many insect species have eyes.
4. All of the above.
- a. Almost all modern reptiles, birds and mammals have forelimbs, a trait they also share with contemporary amphibians.