The stem of a plant must elevate the flowers, fruits, and leaves of the plant so that the plant can receive enough sunlight to undergo photosynthesis. the cells in the stem of a plant often have thicker cell walls than the other parts of the plant in order to

Animals such as pronghorn antelope, bison ans badgers dot to the landscape. where are these animals located?

What the theory that the sun goes around earth was replaced with the theory that earth goes around the sun this was an exaple of a

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.