True or false. Animal cells have both cell membrane and a cell wall.

What is the primary goal of human communities?

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

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?