Q: What speeds up the reactions of chemical digestion? Read this paragraph and choose the correct option from the provided answers: Chemical digestion could not take place without the help of digestive enzymes and other substances secreted into the GI tract. An enzyme is a protein that speeds up a biochemical reaction. Digestive enzymes speed up the reactions of chemical digestion. Table below lists a few digestive enzymes, the organs that produce them, and their functions in digestion. Choices: - protein catalysts - electrical enzymes - stomach acids - digestive enzymes A:
digestive enzymes
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Q: What is the attraction of oppositely charged ions caused by electron transfer called? Read this paragraph and choose the correct option from the provided answers: The attraction of oppositely charged ions caused by electron transfer is called an ionic bond. Choices: - covalent bond - velocity bond - solvent bond - ionic bond A:
ionic bond
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Q: According to count rumford, which two are equivalent ways of transferring energy? Read this paragraph and choose the correct option from the provided answers: In the 1780s, an American scientist named Benjamin Thompson, also known as Count Rumford, was hired by the Elector of Bavaria to supervise the manufacture of cannons. During the manufacturing process, teams of horses harnessed to a large-toothed wheel supplied the power needed to drill a hole several inches in diameter straight down the center of a solid brass or bronze cylinder, which was cooled by water. Based on his observations, Rumford became convinced that heat and work are equivalent ways of transferring energy. Choices: - addition and multiplication - osmosis and heredity - time and space - heat and work A:
heat and work
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Q: Without the dominant disturbance, the fire-adapted species are usually outcompeted and biodiversity is what? Read this paragraph and choose the correct option from the provided answers: Choices: - immaterial - unaffected - increased - reduced A:
reduced
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