Take 1 ml of starch solution in two test tubes A and B. Add 1ml saliva to the test tube A and leave both test tubes undisturbed for 20 to 30 minutes now add a few drops of delute iodine solution to the test tubes. In which test tube you will observe a colour change. what does this tell about the action of the saliva on the starch

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Answers

2016-04-24T18:16:58+05:30
9in test tube A we will observe change in color. this is due to presence of starch.
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