Amylase and pH Experiment - Observing Results

Amylase and pH Experiment - Observing Results

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Interactive Video

Biology, Engineering, Physics, Science

University

Hard

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The video tutorial demonstrates an experiment to observe the effect of pH on amylase activity. Catherine conducts the experiment using buffer solutions of different pH values, starch, and amylase. The setup includes a water bath to maintain temperature, and spotting tiles to test for starch presence. Results are recorded by observing color changes in iodine, indicating starch digestion. The experiment is repeated for pH values 5, 6, 7, and 8, showing varying digestion times.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What equipment is used to maintain the temperature during the experiment?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the color change observed when starch is present in the iodine solution.

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Summarize the results obtained for the pH-6 buffer solution.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of using different pH values in the experiment?

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