Q. In the enzyme-catalyzed reaction shown below, what will be the effect on substances A, B, C, and D of inactivating the enzyme labeled E2?

A ---(E1)---> B ---(E2)---> C ---(E3)--->

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Q. The nucleophile in serine proteases is

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Q. The role of Asp 102 and His 57 during trypsin catalysis is to

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Q. Gluconeogenesis requires a higher amount of ATP equivalents as compared to that produced by glycolysis because

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Q. Which of the following is carried out when cAMP functions as a second messenger?

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Q. The production or break down of __________ is often coupled with the metabolic reactions of biosynthesis and catabolism.

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Q. The cells dependent solely on glucose as an energy source are

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Q. The main site for gluconeogenesis is

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Q. Fructose is metabolized by

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Q. A common way that cells capture the energy released during the breakdown of large molecules is to add electrons to smaller, specialized molecules that can accept them. This process of electron acceptance is otherwise known as

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Q. Humans are unable to digest

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Q. How many ATP equivalents per mole of glucose input are required for gluconeogenesis?

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Q. Which of the following compounds is responsible for coordinated regulation of glucose and glycogen metabolism?

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Q. Which of the following statements about the energy needs of cells is false?

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Q. In lysozyme catalysis, which of the following does not contribute?

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Q. Cellulose fibers resemble with the protein structure in the form of

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Q. During vigorous exercise, pyruvate produced by glycolysis is converted to

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Q. Glucagon and epinephrine

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Q. Hydrolysis of lactose yields

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Q. Two major products of pentose phosphate pathway are

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