Unrestricted growth of a population increasing at a constant growth rate is termed:

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

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?

Is there any species that went extinct in recent years due to natural causes (not caused by human interaction). if so, what caused it?