One of the intermediates of carbohydrate and fat metabolism is acetyl coA, a molecule where a two-carbon acetyl group is attached to coenzyme A. Dehydration synthesis reaction refers to a reaction in which two or more organic molecules interact to form a macromolecule by a covalent bond and lose water at the same time. Monomers like mononucleotides and amino acids join together in different sequences to produce a variety of polymers. Many reactions involving dehydration synthesis are associated with the formation of biological polymers where the addition of each monomer is accompanied by the elimination of one molecule of water. Polyester fibers are used to weave fabrics, yarns and ropes in addition to having a number of other uses including the making of bottles and insulating tapes. Monomers like glucose can join together in different ways and produce a variety of polymers. The reaction mixture reaches equilibrium between the reactants and products. • In biology, dehydration synthesis forms large polymers commonly referred to as biological macromolecules . In organic synthesis, there are many examples of dehydration reaction, for example dehydration of alcohols or sugars. Examples We will use two different dehydration synthesis examples to illustrate what happens in the presence, or absence, of an acid catalyst. Though all these small molecules are frequently seen in large-scale industrial synthesis of organic molecules, in biological systems, water is the most frequent byproduct of a condensation reaction. Maltose Hydrolysis is catalyzed by a large group of enzymes called hydrolases. Ribosomes catalyze the formation of the amide bond (also known as the peptide bond) between two amino acids. Among the most commonly known hydrolases are digestive enzymes. In a dehydration synthesis reaction (), the hydrogen of one monomer combines with the hydroxyl group of another monomer, releasing a water molecule.At the same time, the monomers share electrons and form covalent bonds. Dehydration Synthesis The digestion of food is an example of hydrolysis of. Additionally, glycosidic bonds are also involved when a carbohydrate is modified. Similarly, ATPase enzymes catalyze the hydrolysis of the terminal phosphodiester bond in ATP, and are important for releasing the energy stored in the molecule. Digestion is continued by hydrolytic enzymes from the pancreas and small intestine acting on lipids, carbohydrates, nucleic acids and proteins. By the late 17th and early 18th centuries, the digestion of meat by stomach secretions and the conversion of starch to sugars by plant extracts and saliva were known Dehydration Synthesis. Dehydration reactions are a subset of condensation reactions where two functional groups combine to form a covalent bond along with the release of a small molecule such as water, HCl, methanol or acetic acid. For example, the formation of maltose (malt sugar) from two molecules … In biological systems, most dehydration reactions create polymers. Dehydration synthesis reaction is a type of synthesis reaction since a large molecule is produced. Though it is primarily intended to be a part of the Kreb’s cycle in the mitochondria, it can also be used to generate long chain fatty acids. These fatty acids then form triglycerides, which are an important energy storage molecule. Methyl salicylate is mainly used as a flavoring agent in the production of beverages, food, toothpaste, and cosmetics. Triglycerides derive their name from the fact that all three hydroxyl groups on glycerol undergo esterification with fatty acids. 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