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Beginning of Paper
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Detection of Biological Molecules
Introduction: Without carbon, nitrogen, hydrogen, sulfur, oxygen and phosphorus,
life wouldn't exist. These are the most abundant elements in living organisms.
These elements are held together by covalent bonds, ionic bonds, hydrogen bonds,
and disulfide bonds. Covalent bonds are especia ....
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Middle of Paper
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.... reducing agent, and is called a reducing sugar. By mixing
the sugar solution with the Benedict's solution and adding heat, an oxidation-
reduction reaction will occur. The sugar will oxidize, gaining an oxygen, and
the Benedict's reagent will reduce, loosing an oxygen. If the resulting solution
is red orange, it tests positive, a change to green indicates a smaller amount
of reducing sugar, and if it remains blue, it tests negative.
Materials: onion juice 5 test tubes 1 beaker potato juice
ruler hot plate deionized water permanent
marker 5 tongs glucose solution labels starch solu ....
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SUBJECTS
