Welcome to the World of Proteins!
Proteins are complex molecules that play many critical roles in the body. They do most of the work in cells and are required for the structure, function, and regulation of the body's tissues and organs.
Made up of hundreds or thousands of smaller units called amino acids, proteins are attached in long chains. There are 20 different types of amino acids that can be combined to make a protein.
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Proteins can also serve as enzymes, hormones, or antibodies! Discover the role of proteins in enzymatic reactions here.