Metabolism Chapter 1 Review

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Across
  1. 1. A living thing
  2. 3. Made of similar tissues that work together to perform a specific function
  3. 5. A system that takes in oxygen and releases carbon dioxide
  4. 6. A system that takes in food and breaks it down.
  5. 7. A molecule that organisms use to release energy, and is made of carbon, hydrogen and oxygen atoms.
  6. 9. Made of several cells that perform a specific function
  7. 12. The body's use of molecules for energy and growth.
  8. 14. The smallest working unit of life
  9. 15. A large molecule that breaks down into amino acids
Down
  1. 2. A group of atoms
  2. 4. Molecules that are the building blocks of protein.
  3. 8. A group of one or more organs that work together to perform a specific function
  4. 10. A large molecule that breaks down into glucose
  5. 11. A system that transports molecules to and from all cells of the body.
  6. 13. A molecule that organisms get from the air and is used to release energy.