Proteins
By: Alayna Mellinger & Rachel Werner
Basic Information
Proteins are large macromolecules that have one or more chains of amino acid.
Approximately 18-20% of the body is protein by weight.
Function of protein
Protein is used by living things to build new cells and maintain tissues.
Proteins are found in skin, bones, muscles, hair, and tissues.
Types of Proteins
There are different types of proteins. They are Hormonal, Enzymes, Structural, Defensive, Storage, Transport, and Contractile. Here are examples of each type of protein.
Hormonal- Vasopressin
Enzyme- Glucosidase
Structural- Keratins
Defensive- Fibrinogen
Storage- Casein
Transport- Hemoglobin
Contractile- Myosin
How we use protein in our lives
Protein makes up the basics of living tissue, and helps strengthen, and build muscle mass.
We also use protein for energy.
Where can we get protein?
Fish, chicken, tofu, yogurt, milk, beans, eggs and nuts are all high in protein.