The heart, liver, and stomach are each examples of a. a nerve. b. an organ. c. an organ system. d. a tissue.

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

Deer cave cannot support photosynthesis is as not enough sunlight is present. in spite of this, it still has a complex food chain. what is the energy foundation of this food chain?

(99 points) be serious! how do farts work? how do you fart without it stinking? serious answers only