Identify the substances having glycosidic bond and peptide bond, respectively in their structure:
(1) Chitin, cholesterol
(2) Glycerol, trypsin
(3) Cellulose, lecithin
(4) Inulin, insulin
Inulin is a fructan (polysaccharide of fructose) where adjacent fructose units are linked through glycosidic bonds. Insulin is a protein composed of 51 amino acids where adjacent amino acids are attached through peptide bonds.
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