Final answer:
Proteins are essential nutrients that are necessary for the growth, repair, and maintenance of cells in our body. Examples of protein-rich foods include lean meats, poultry, fish, milk, cheese, eggs, as well as dried beans, peas, and nuts.
Step-by-step explanation:
Proteins are essential nutrients that are necessary for the growth, repair, and maintenance of cells in our body. They are made up of amino acids and can be found in a variety of foods. In this case, examples of foods that provide protein include lean meats, poultry, fish, milk, cheese, eggs, as well as dried beans, peas, and nuts.