Amylase<span> is found in our saliva and is responsible for starting to </span>break down<span> the </span>starch<span> that we eat. So</span>amylase<span> is an enzyme that carries out the specific reaction of </span>breaking down starch<span> into a simple sugar.</span>Starch<span> is made up of many molecules of glucose (the simple sugar) joined in a chain.</span>
Stars produce energy from nuclear reactions, primarily the fusion of hydrogen to form helium. These and other processes in stars have lead to the formation of all the other elements.