D. <span>The stomata will close until enough water is lost.</span>
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The right side of the heart sends blood out to the lungs to become oxygenated and that oxygen-rich blood comes back to the heart on the left side. Then the left side of the heart pumps the oxygenated blood to the rest of the body.
Answer is (c). They move from higher concentration to lower one . This is called diffusion.
D. fossils will help you discover how old the rock is, fossils would not be included in the question if the answer does not relate to them