Term

carbon

Definition

can form 4 covalent bonds Creates long chains and ring structures Forms the backbone of all organic molecules Versatile bonding allows for molecular diversity.

Term

Carbohydrates

Definition

are sugars, or long chains of sugars. An important role is to store energy. Short-term energy storage. Structural component of cell membrane. Primary energy source of energy for the body Carbon (C), Hydrogen (H), Oxygen (O) (1:2:1 ratio) Energy Value: 4 kilocalories per gram.

Term

proteins

Definition

Carbon (C), Hydrogen (H), Oxygen (O), Nitrogen (N) 4 kilocalories per gram Transport molecules in and out of the cell. Control the speed of chemical reactions. (enzymes) Used for growth and repair of body tissues. Contributes to immunity and fighting diseases. Provides structural support in the form of hair and nails.