Question 311 out of 1 points the test indicator added

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Question 311 out of 1 pointsThe test indicator added to this solution was ________.Selected Answer:c. Silver nitrateAnswers:a. Iodine (Lugol's Solution)b. Sudan IVc. Silver nitrated. methylene bluee. copper sulfate + sodium hydroxide (CuSO4 + NaOH)
Question 321 out of 1 points
The following exercise demonstratres
Question 331 out of 1 pointsWhat enzyme was extracted from the potato?
Question 341 out of 1 pointsEnzymes
Question 351 out of 1 pointsEnzymes
Selected Answer:e. all of the aboveAnswers:a. control the speed of a reactionb. change shapes to facilitate certain reactionsc. may place physical stress on the bonds of thesubstrated. may require cofactorse. all of the above
Question 361 out of 1 pointsWhat is the optimum temperature for the enzyme catechol oxidase?
Question 371 out of 1 pointsThe cofactor for the catechol oxidase is not influenced by the presence of PTU
Question 381 out of 1 pointsWhich of the following is NOT true of enzyme activity?
Question 391 out of 1 pointsWhat did boiling the enzyme do to the enzyme's activity?Selected Answer:d. enzyme became denatured, no activityAnswers:a. increased activityb. decreased activityc. no effect on activityd. enzyme became denatured, no activity
Question 401 out of 1 pointsThe three test tubes measure enzyme activity using potato extract, catechol and water. In test tube 1 on the left, what is the product of the reaction?

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