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Raghav's grandfather is not only obese but is also diabetic. Therefore, he suggested his grandfather not to take sugar but instead he should take artificial sweeteners. After reading the above passage, answer the following questions : (i) What values are expressed by Raghav? (ii) Name the artificial sweetener recommended for diabetic patients. What are its uses? (iii) Name an artificial sweetener which is a derivative of a dipeptide. Also write the names of the two alpha-amino acids from which this dipeptide is derived. What are its advantages and disadvantages? |
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Answer» Solution :(i) Raghay expressed concern about the health and well being of his grandfather because sugar affects the functioning of the vital organs, i.e.,heart, liver and kidney of the BODY. (ii)Saccharin is the artificial sweetener recommended for diabetic patients. It is not metabolized and do not have any calorific value of food. It is secreted as such in urine. (III)Aspartame is the methyl ester of the dipeptide derived from the two AMINO acids: phenylalanine andaspartic acid. Advantages. It is roughly 100 times as sweet as sucrose. Therefore, only a small amount is required Disadvantages. People suffering from the DISEASE PHENYLKETONURIA cannot use aspartame since the metabolism causes the conversion of aspartame to phenylpyruvic acid. Accumulation of phenylpyruvic acid is harmful especially in infants due to brain damage and mental retardation |
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