Which substance acts as a buffer in natural water?

A) minerals and salt

B) distilled water

C) sulfuric acid

D) a pH indicator

What are the two main types of cellular reactions?

What are the affects of a stroke occurring on the right side of the brain vs the left side of the brain

5. How does vegetation allow greater infiltration?

Risk factors for hemorrhagic stroke include a. atherosclerosis. b. sedentary lifestyle. c. acute hypertension. d. dysrhythmias.

What stays the same in metamorphic rock although mineral composition might change

Why is the action of phagocytes considered a nonspecific response? A It does not occur at any specific temperature. B It is not involved with the production of any specific type of lymphocyte. C It does not respond to any specific type of hormone.

Which statement best describes the relationship between the deer and the plants?

A decrease in honey population will ...

Viruses cannot reproduce on their own and require a host organism to do it for them. This is one reason viruses are not considered to be alive

If the environment changes what is the first thing a species will do to survive