Respuesta :
Embryo, fossil, and anatomy of primitive living organisms were compared with the present day organisms.
Fossils
- Fossils are the dead and decaying remains of the organisms once existed.
- These fossils can be found deep beneath the earth crust.
- Mosa and her crew found that lots of life forms went extinct due to changes in the climatic conditions of the environment.
The embryos, fossils, and their anatomy helped to reveal the complexity of organisms from simplest to most complex forms.
Learn more about fossils:
https://brainly.com/question/9476780
