What is a macromolecule? Fats, Carbs, and Proteins A. Common Molecular Group 1. Macromolecule a. “Macro” means big What is a macromolecule? b. Big ol’ molecule c. fats, carbs and proteins are polymers Introduction What is a polymer? Polymer made of monomers 2. Polymer a. a molecule made of repeating units called monomers

Fats, Carbs, and Proteins A. Dietary Sources of Carbohydrates 1. Grain based foods B. Chemical make-up 1. The elements Carbohydrates a. carbo hydrate b. C, H, and O c. H and O are in a 2:1 ratio like water or H2O C. Carbs are our main energy source 1. 55 -65% of your caloric intake

Fats, Carbs, and Proteins D. Carbs are polymers which means what? 1. Building blocks of Carbs a. the simple sugars monosaccharide Carbohydrates b. Who are the simple sugars? i. Glucose, fructose, and galactose ii. Ose; means sugar C6H12O6 iii. Common molecular formula The glucose song iv. These guys are isomers

Fats, Carbs, and Proteins c. Structural formulas for the simple sugars Carbohydrates d. Making a carbohydrate: dehydration synthesis i. dehydration means? to remove water ii. synthesis means? to make Animation of this process

Fats, Carbs, and Proteins e. Breaking up a carbohydrate: hydrolysis i. Hydro means? water ii. Lysis means? to destroy Animation of this process Carbohydrates f. The Disaccharides Two sugars or double sugars i. Introducing the Disaccharides a. sucrose table sugar b. lactose milk sugar c. maltose malt sugar

Dehydration synthesis Fats, Carbs, and Proteins Building the Disaccharides That’s Right Sucrose Glucose + Fructose Lactose Dehydration synthesis Glucose + Galactose Carbohydrates Maltose Glucose + Glucose What is the process used to bond these monosaccharide's?

Fats, Carbs, and Proteins g. The Polysaccharides i. starch Energy storage for plants glucose ii. cellulose Cell walls pf plants Carbohydrates All of these complex carbs are made of? iii. glycogen Energy storage for animals iv. chitin Exoskeleton for plants