Concept explainers
(a)
Interpretation: The effect of temperature decrease on the activity of a typical non-digestive human enzyme has to be predicted.
Concept introduction: Most of the enzymes exhibit a narrow maximum activity over a narrow
(b)
Interpretation: The effect of temperature decrease on the activity of a typical non-digestive human enzyme has to be predicted.
Concept introduction: Most of the enzymes exhibit a narrow maximum activity over a narrow
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General, Organic, and Biological Chemistry
- What is the general role of enzymes in the human body?arrow_forwardWhich of the following is not a characteristic of enzymes? a. They are macromolecules. b. They act on substances. c. They are phospholipids. d. They initiate and decelerate chemical reactions. e. They act as catalysts.arrow_forwardExplain how the pasteurization of milk utilizes one of the factors that influence enzyme activity.arrow_forward
- Based on the graphical information in Problem 21-41 about enzymes A and B indicate whether the enzyme activity of enzyme B increases or decreases when the following changes in reaction conditions are made. a. pH decreases from 7.6 to 7.2 b. pH increases from 7.2 to 7.4 c. temperature decreases from 37.8C to 37.6C d. temperature increases from 38.2C to 38.4Carrow_forwardBased on the graphical information in Problem 21-41 about enzymes A and B a. What is the optimum pH for enzyme B? b. What is the optimum temperature for enzyme A? c. Which enzyme has the greater activity at a pH of 7.2? d. Which enzyme has the greater activity at a temperature of 37.2C?arrow_forwardThe human body has an average pH of about 7 and a temperature of about 37C. Use graphs to illustrate enzyme activity in the human body as a function of the following: a. Substrate concentration b. Enzyme concentration c. pH include pH optimum value d. Temperature include temperature optimum valuearrow_forward
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