Question

A comparative anatomy and morphological evidence shows the similarities and differences among the organisms of today and those existed years ago. Explain the two ways in which these can be determined.

Answer 1

Two ways in which these differences and similarities can be determined are either analogy or homology.

1. In Analogy organs are functionally similar, but are anatomically different.
2. In Homology organs are structurally similar, but are functionally different.