Question

what is this an example of? fossil record homologous structures vestigial structures embryology

Explanation:

The image shows limb structures of different organisms (human, lizard, cat, whale, bat, frog, bird) with similar bone arrangements, which are homologous structures (structures with common evolutionary origin but different functions). Fossil record is about fossils, vestigial structures are non - functional remnants, and embryology is about embryo development. So the correct option is the one related to homologous structures.

Answer:

B. homologous structures