Controlled forest fires are often used to clean up the underbrush of an ecosystem to promote a healthier ecosystem. How would they impact the organisms in the ecosystem?

Are needed by the body in large amounts in order to maintain good health

Cammy is cooking hamburger patties for lunch. after a few minutes on the grill, she checks the internal temperature of the patties and finds them to be at 135°f. what should cammy do next?

When you have proper posture, your back is arched. a. true b. false