If you test a food that is pure protein (ie. beef), what results would you expect in presence of amylase? Peptidase? How and why?
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If you test a food that is pure protein (ie. beef), what results would you expect in presence of amylase? Peptidase? How and why?
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- fill in the blank with the correct term and explain why that term fits best to the following , one reason to phosphorylate glucose is to increase the number of available noncovalent interactions between the phosphorylated sugar and the enzymes, thus increasing the ____________.Which of the following is a substrate for glycogen synthase? a. UTP-glucose b. Glucose 1-phosphate c. CDP-glucose d. UDP-glucoseAs you learned in class, many enzymes can catalyze the forward and reverse directions of a chemical reaction. If Lactaid was mixed with a solution that is very high in glucose and galactose, do you think Lactaid can catalyze the production of lactose? Please explain your answer in detail, and this question will require some additional research of your own.
- To which class does each enzymes belong? Explain you answers. a. pyruvate decarboxylase b. alanine aminotransferase c. alcohol dehydrogenase d. hexokinaseWhich is more common—an organism that produces amylase or one that produces cellulase?Where would the catalase enzyme perform best- in the human blood stream OR in the human stomach? Explain your reasoning for this.
- The enzyme sucrase splits the disaccharide sugar sucrose into the monosaccharides glucose and fructose. What prevents the glucose and fructose molecules from reentering the active site and reforming a sucrose molecule?What enzyme will not be used if the oxidative portion of the pentose phosphate pathway is operating to produce ribose 5-phosphate? a) Transaldolase b) Ribulose 5-phosphate isomeraseHexokinase is an example of a general class of enzymeknown as the _____________________.
- What kind of reaction is catalyzed by each of the following enzymes? a. citrate decarboxylase b. oxalate reductase c. serine transaminaseIn glycogenolysis, in the reaction: glu-6-phosphate to glucose. What reaction is involved? Name the enzyme. Identify the two pathways where this enzyme is used.A Proenzymes is inactive because it contain an additional polypeptide chain that masks(blocks) the active site of the enzyme?