The pH of water is because it contains an equal amount of H+ and OH- ions.

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Which of the following would be an important part of a multi-step plan to restore the stability of the red-cockaded woodpecker's ecosystem?

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."

Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.