A triglyceride is formed when the three hydroxyls (OH-) groups of a single glycerol molecule react with the carboxyl group (COOH-) of three fatty acids by forming ester bonds.

How triglycerides are formed biology?

Triglycerides. Triglycerides are formed by combining a molecule of glycerol with three fatty acid molecules. Glycerol (also called glycerine) is a simple compound known as a sugar alcohol.

How are triglycerides formed quizlet?

Like carbohydrates, triglycerides are formed by a condensation reaction and broken down by a hydrolysis reaction. A hydrogen atom on the glycerol molecule bonds to a hydroxyl (-OH) group in the fatty acid, releasing a molecule of water. … A molecule of glycerol and 3 fatty acids.