Biology
Biology, 09.03.2021 17:30, joelxl101

Salivary amylase breaks down complex carbohydrates known as starches in the human digestive system Figure 1 demonstrates how salivary amylase performs in various conditions. Figure 2

Experiment 1- procedure
•Fill the test tube with 5mL of saliva and starch

•Add milk to the test tube until the pH reaches 10

• Wait 5 min

•use iodine to test for starch

Experiment 2

•Fill the test tube with 5mL of saliva and starch

•Add vinegar until the pH reaches 3.0

• Wait 5 min

•use iodine to test for starch

Experiment 3

•Fill the test tube with 5mL of saliva and starch

•Heat test tube in hot water bath until the temperature reaches 37°C

•Wait 5 min

•use iodine to test for starch

Experiment 4

•Fill the test tube with 5mL of saliva and starch

• Heat test tube in hot water bath until the temperature reaches 100°C

• Wait 5 minutes

• Use iodine to test for starch

Which of the experiments would allow salivary amylase to produce the most product?

Experiment 1

Experiment 2

Experiment 3

Experiment 4


Salivary amylase breaks down complex carbohydrates known as starches in the human digestive system

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Answers: 2

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