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The structure that regulates the passage of material into and out of this bacterial cell is indicated by the letter .
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Place the steps tor the formation of the enzyme pepsinogen in correct order
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Identify characteristics of energy from the sun. check all that apply. almost all of the energy on earth comes from the sun. energy from the sun is known as mechanical energy. the energy in fossil fuels originally came from the sun. plants convert the energy of sunlight into chemical energy.
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All organisms contribute some water to the water cycle by conducting
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Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food
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The structure that regulates the passage of material into and out of this bacterial cell is indicate...
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