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17. Why is it useful to be able to test for these different substances? Provide one...

17. Why is it useful to be able to test for these different substances? Provide one example of each test (Benedicts, Biuret, Iodine, Sudan IV) being used in a real world situation ie not as part of a biology or chemistry lab.

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Answer #1

Benedicts test-

- This test is used to check the presence of the glucose in the urine.-

- If glucose is present in the urine then it is the indication of diabetes.

- Presence of glucose in the urine is called glucosuria.

Biuret test -

- Biuret test is used to determine presence of protein in the sample.

- If protein is present in the urine then it is indication of kidney problem.

- Hidh level of protein in the blood may be due to chronic infections or due to dehydration

Iodine test -

- Starch can be detected by using iodine test.

- Iodine test is used to detect fat contents.

Sudan IV test -

- Sudan IV test is used to detect the presence of lipid .

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