"Your information on the heart and circulatory system is amazing and the animations were fun. It really helps me to understand what I'm doing at college."
It is possible to attach enzymes to small bead made of alginate. Enzymes that have been fixed in this way are called immobilised enzymes. Immobilised enzymes are widely used in industry because it allows the reaction to flow continuously and the product will not be contaminated with the enzyme so will not need to be purified.