BIOL 115 Lecture Notes - Lecture 4: Lactose Intolerance, Triglyceride, Pentose

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21 Jun 2020
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The four major organic molecules in the body: Organic molecules contain carbon and hydrogen and are associated with cells. Dehydration reaction a type of synthesis chemical reaction that removes water, linking subunits together into macromolecules (large molecules) Hydrolysis reaction the addition of water to break macromolecules into their subunits. Made of c, h, and o; the ratio of h:0 is 2:1. Has a carbon backbone of three to seven carbons. That is, a pentose has five carbons: that is, glucose is the most common and is used as an immediate energy source in the body. Made of two monosaccharides joined by a dehydration reaction. That is, source is table sugar, lactose is milk sugar. Lactose intolerance results if one can"t break down lactose. That is, cellulose structural, in plant cell walls. Found in the form of triglycerides (fats and oils), phospholipids and steroids.

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