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Enzymes quiz

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  • What enzyme is secreted by the gastric mucosa?
    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 enzyme adds a phosphate group to target proteins?
    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 nutrients help enzymes function in the body?
    Vitamins
  • What is the function of hyaluronidase?
    Breaks down hyaluronic acid
  • What enzyme breaks down proteins?
    Pepsin
  • 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.
  • What enzyme breaks down acetylcholine in the synaptic cleft?
    Acetylcholinesterase
  • What enzymes help break down food?
    All of the above (Pepsin, Amylase, Lipase)
  • 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 enzyme aids in digesting polypeptides into shorter peptides and amino acids?
    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 enzyme breaks down fat?
    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