Question

Evolutionary biologists often compare the morphological features of different organisms to look for relationships to determine how they changed over time Describe a study an evolutionary biologist might carry out in determining whether two species share a have common ancestor, based on morphology.

Answer 1

There was a study 9i forget the name of it where biologists in the Amazon rainforests were looking at salamanders and frogs and the simi.iaritys of their DNA. THe common ancestor was a tadpole, that had morphed into what is now known as the tiger salamander.