a large group of organic compunds occuring in foods and living tissues

ex: sugars, starch, cellulose

any of a class of nitrogenous organic compounds that consist of large molecules composed of one or more long chains of amino acids

organic substances made by plants or animals

inorganic elements that come from the soil and water and absorbed by plants or eaten by animals

muscle's primary source of fuel when they are at rest and during light activity

insulate you body and protect your organs

body's most important nutrient

is involved in every bodily function
makes 70-75% of you total body weight