Elements and Functions

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Across
  1. 1. A type of protein which makes up the shell of crustaceans such as crabs and lobsters
  2. 3. A type of protein found in red blood cells
  3. 7. A type of carbohydrate which is high in energy and is sometimes used as a food store
  4. 8. A type of proteins which make part of the immune system
Down
  1. 1. These are very important for energy in the body
  2. 2. These are used as a store of energy
  3. 4. These have countless functions and are involved in structure, transport, movement and immunity
  4. 5. A type of carbohydrate found in plant cell walls
  5. 6. Molecules which include fats, steroids and waxes