A scientist discovers a new chemical in the leaves of a rare tropical plant. When trying to determine the role of the chemical, the scientist determined that it is not a structural part of the plant's cells or a pigment that contributes to the color of the plant's leaves. She was able to learn that the chemical sped up a particular chemical reaction involving the plant's metabolism. Based on this information, the new chemical is a (an) ________.
A. solution
B. ileum
C. enzyme
D. sphincter
Answer: C
Nutritional Science
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Indicate whether the statement is true or false
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A patient has just undergone a surgery to remove the colon and the rectum. This would most likely be a result of:
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Nutritional Science
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Nutritional Science
Even though fluoride is a gaseous chemical, it is usually found bound to a metal, nonmetal, or organic compound
Indicate whether the statement is true or false
Nutritional Science