Tapeworms are flat worms that live in a person's digestive tract. They can grow to more than 82 feet (30 meters) and live as long as 30 years. Tapeworms are parasites. As you probably know from biology class, parasites are organisms that live in, or on, other organisms (called hosts).
Gluon definition, an unobserved massless particle with spin 1 that is believed to transmit the strong force between quarks, binding them together into baryons and mesons. See more. Dictionary.com
Gluten is a protein found in the seeds of several grains such as barley, rye, and wheat. A huge number of foods contain gluten. Gluten provides structure or binding to baked products. While it's quite difficult to avoid gluten, many stores, particularly natural food stores, display foods in a gluten-free area of the store.