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An animal's stomach contains enzymes that break down food into smaller molecules that the animal's cells can use enzymes perform this function by a. participating in chemical reactions b. increasing the reaction temperature c. decreasing the activation energy d. lowering the ph
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What is histamine and what is its role in allergic reactions
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Kidney stones are tiny crystals of calcium or magnesium that block the narrow sections of the excretory system. which symptoms would a person with kidney stones experience? a. inability to store urine; pain in the bladder b. inability to store urine; pain in the urethra c. reduced urine flow; pain in the bladder d. reduced urine flow; pain in the urethra
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An animal's stomach contains enzymes that break down food into smaller molecules that the animal's c...
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