A student suspects that he can find carbohydrates in his blood sample. He tested it for iodine test and benedict's test. What will be the results? (negative or positive)
iodine test - negative, benedict's test - positive
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trap
No points!
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rocket
Go to first place!
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gift
Win 10 points!
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baam
Lose 25 points!
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B
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15
A solution turned blue in biuret test, cloudy white in ethanol emulsion test, and blue-black in starch test. Which bonds can be found in the molecules that are in the solution? [glycosidic, peptide, hydrogen bonds, disulfide, ester]
glycosidic & ester bonds only
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B
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C
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C
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thief
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seesaw
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fairy
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lifesaver
Give 15 points!
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15
1 g of table sugar was dissolved in 2 ml distilled water. Then 2 ml of benedict's solution was added to the sample. The sample was boiled in a water bath for 5 minutes. Will the sample be positive for reducing sugar? Yes or No