18-10-2021
Biology

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A student filled a bag of dialysis tubing with a milky-white starch solution and placed the bag in a beaker of iodine- water solution as shown in the diagram below. An hour later, the student observed that the starch solution had turned blue-black (positive test for starch). What is the most probable explanation for the change?

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18-10-2021

Answer:

The iodine diffused into the bag.

Explanation:

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