Nutrition study guide

Which macronutrient is used for energy in both aerobic and anaerobic exercise?

Carbohydrates.

Carbohydrates are built from chains of __________.

Monosaccharides (sugar molecules).

Proteins are made up of long chains of __________, linked by peptide bonds.

Amino acids.

Most carbohydrates provide __________ calories per gram.

4 calories per gram.

What are the 3 classes of lipids?

Triglycerides, phospholipids, sterols.

How many monosaccharides does a disaccharide contain?

Two.

There are __________ amino acids that can be made by the body.

Non-essential.

Which sweetener is produced from glucose and found naturally in some berries and fruits?

Xylitol.

How many amino acids cannot be made by the body and must be consumed in the diet?

Nine essential amino acids.

What is a complete protein?

A protein that contains all nine essential amino acids.