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PhysioEx 8 (Chemical and Physical Processes of Digestion) Review Sheet Questions and Answers
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PhysioEx 8 (Chemical and Physical Processes of Digestion) Review Sheet Questions and Answers
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©SOPHIABENNETT@2024-2025 Monday, August 26, 2024 6:09 AMThompson Rivers University (TRU)
PhysioEx 8 (Chemical and Physical Processes of
Digestion) Review Sheet Questions and Answers
List the substrate and the subunit product of amylase. - Answer✔️✔️-the
substrate of amylase is animal starch and the product is maltose and
glucose
What effect did boiling and freezing have on enzyme activity? Why? -
Answer✔️✔️-the boiling denatured the enzyme and inactivated it as
predicted. the freezing has no effect on the enzyme
At what pH was the amylase most active? Describe the significance of this
result. - Answer✔️✔️-amylase was most active at pH 7.0 significant because
this is the same pH as the mouth
Briefly describe the need for controls and give an example used in this
activity. - Answer✔️✔️-controls are needed to validate the results of the
experiment. tube 5 is an example where the enzyme that tests for
contaminating glucose in the starch is absent
Describe the significance of using a 37degree C incubation temperature to
test salivary amylase activity. - Answer✔️✔️-it is significant because it is the
same temperature as body temperature so it should be ideal for the enzyme
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