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Place the steps tor the formation of the enzyme pepsinogen in correct order
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The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.
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Long-period comets come from the oort cloud particles in earth’s atmosphere material from the asteroid belt the kuiper belt
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Biology, 22.06.2019 15:00
Which of th following is needed for cellular respiration to occur
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Awoman complains of chronic gastritis, fatigue, weight loss, and tingling in her fingers. laboratory...
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