Earths prehistoric surface was a soup of water and chemicals is called a. evolution b. hypothesis c. “primordial soup” model.

During endocytosis, cells expel what they don't need take in what they need shrink due to loss of water

Individuals do not compete directly for resources, but are prey for the same predator

Asquirrel population lives in an area. over many years, a river in that area grows wider and stronger, eventually forming a canyon. the squirrel populations on the two sides of the canyon can no longer mate with each other and ultimately form distinct species. this is an example of