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Word Count: 797
Carbohydrates are present in sugars starch acids and in many other nutrients that consist elements of carbon hydrogen and oxygen Having a ratio of 1 2 1 or written as CH20 A monosaccharide meaning monomer of sugar is a simple carbohydrate Containing backbone of five carbon atoms that are present in ribose and deoxyribose components of RNA and DNA Glucose a six carbon atom that is common cellulose starch and glycogen are classified as polysaccharide Known as a complex carbohydrate with straight or branched chains of many sugar monomers These categories of carbohydrates are tested in two laboratory experiments It will allow us my partner and I to detect the presence of sugar or starch The first test using two different solutions to expose the presence of sugar or starch by color alteration I hypothesize that both samples of the experiment will result differently in order to pursue the next test The second test consists of 9 food items identifying the appearance of sugar or starch I guess in identifying 75 out of the 9 items right Conducting both experiments will test my hypotheses either right or wrong The first experiment on simple and complex carbohydrates several tools and liquids were obtained two test tubes spot plate test tube holder benedicts reagent lugols iodine 10 karo syrup solution 1 starch solution In a test tube holding it with a test tube holder my partner fills 1 cm from the bottom of 10 karo syrup solution With the benedicts reagent I gently add four drops then quickly placed the tube in 98 degrees of boiling water at 317pm While waiting for 3 minutes we noticed that before placing the tube in the boiling water the benedict reagent in the 10 karo syrup was blue After heating we observed at 320 pm that the benedict solution activated and turned yellow Which meant that sugar simple carbohydrate was present in the karo syrup A different procedure was conducted
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