Enzymes quiz Flashcards
Enzymes quiz
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Which of the following is an enzyme secreted by the gastric mucosa? Options: A) Pepsin, B) Amylase, C) Lipase, D) Trypsin A) Pepsin What is the name of the enzyme that powers the production of ATP during step III of cellular respiration? ATP synthase Which enzymes are secreted only by the pancreas? Options: A) Pepsin, B) Amylase, C) Lipase, D) Trypsin D) Trypsin Which of the following enzymes adds a phosphate group to target proteins? Options: A) Kinase, B) Phosphatase, C) Lipase, D) Amylase A) Kinase Which enzymes are involved in alcohol metabolism? Alcohol dehydrogenase and aldehyde dehydrogenase What is the function of enzymes secreted from the small intestine and the pancreas? They aid in the digestion of food by breaking down macromolecules into smaller components. Which of the following nutrients help enzymes function in the body? Options: A) Vitamins, B) Proteins, C) Carbohydrates, D) Fats A) Vitamins Which of the following applies to hyaluronidase? Options: A) Breaks down hyaluronic acid, B) Synthesizes proteins, C) Copies DNA, D) Digests carbohydrates A) Breaks down hyaluronic acid Which of the following are enzymes that break down proteins? Options: A) Pepsin, B) Amylase, C) Lipase, D) Lactase A) Pepsin Which of the following is not a main role for exoenzymes in the disease process? Options: A) Breaking down host tissues, B) Synthesizing DNA, C) Evading host immune response, D) Facilitating nutrient acquisition B) Synthesizing DNA What may be affected if the enzyme carbonic anhydrase was not made in the body? The regulation of pH and carbon dioxide transport in blood would be affected. Which of the following is the enzyme that breaks down acetylcholine in the synaptic cleft? Options: A) Acetylcholinesterase, B) Amylase, C) Lipase, D) Pepsin A) Acetylcholinesterase Which of the following are enzymes that help break down food? Options: A) Pepsin, B) Amylase, C) Lipase, D) All of the above D) All of the above An enzyme known as acetylcholinesterase is present in the synaptic cleft. What is its role? Its role is to break down acetylcholine, terminating the signal transmission. Which enzyme is responsible for degrading glycogen to glucose? Glycogen phosphorylase Which of the following enzymes aids in digesting polypeptides into shorter peptides and amino acids? Options: A) Pepsin, B) Amylase, C) Lipase, D) Lactase A) Pepsin What enzyme found within the peroxisome functions to degrade hydrogen peroxide? Catalase Which enzyme’s activity is controlled by the levels of glucose-6-phosphate and fructose-6-phosphate in the cell? Phosphofructokinase Which of the following is an enzyme that breaks down fat? Options: A) Lipase, B) Amylase, C) Pepsin, D) Lactase A) Lipase Which match is not correct regarding the phosphate-transferring enzymes? Options: A) Kinase - adds phosphate, B) Phosphatase - removes phosphate, C) Lipase - transfers phosphate, D) ATP synthase - synthesizes ATP C) Lipase - transfers phosphate