On a tour of several states, you discover a county governed under a state law that permits home rule. the county chooses its own form of government. you're probably in the state of
a. california.
b. oregon.
c. texas.
d. iowa.

Anne, an intern in a microbiology lab, was observing the characteristics of various specimens of protists. match each specimen to the category of protist to which it belongs.

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?

Which statement describes the punctuated equilibrium theory?