Describe HOW fossils can provide evidence of how environmental conditions and life have changed during Earth's history.

Which zone within the open-ocean zone is home to the most organisms? deep zone surface zone intertidal zone transition zone

Agroup of organisms that changes over time is said to

Select the correct answer from each drop-down menu the images show fossils of a modern bird and two extinct organisms (a tyrannosaurus rex and an archaeopteryx). based on the structure of the three organisms, it can be concluded that the archaeopteryx and bird have wings, while dinosaurs have limhe se it can be concluded that