Protein Crossword Puzzler

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Across
  1. 2. Acronym for a hormone that stimulates the growth of many tissues in humans, especially your bones
  2. 4. This stores iron in your body for later use
  3. 5. The most abundant protein in your body
  4. 8. This enzyme breaks proteins you eat down into amino acids in the small intestine (haha a protein breaks down another protein!)
  5. 10. This body part is made up of the most abundant protein - it connects two bones together
  6. 12. This hormone removes glucose from the blood and stores it in the liver and skeletal muscles
  7. 13. A key protein of the immune system that helps identify and mark bacteria and viruses for destruction
  8. 14. This is the most flexible protein in the body, allowing tissues to return to their original shape after stretching
Down
  1. 1. This body part connects bone to muscle and ALSO is made up of the most abundant protein
  2. 2. Some proteins are these, which are chemical messengers that aid in communication between your cells, tissues, and organs
  3. 3. This transports oxygen from your lungs to body tissues
  4. 6. The protein that forms dense contractile filments in muscle cells
  5. 7. This is a structural protein that is found in your skin, hair, and nails
  6. 9. The protein that produces thin contractile filaments in your muscle cells
  7. 11. This enzyme is in your saliva. It breaks starches down into sugars.