Biology

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Across
  1. 4. disorder that weaken bones due to abnormalities in bone "building blocks" like calcium, phosphorus, or vitamin D
  2. 6. a disease that can be transmitted from animals to humans
  3. 8. Small structures at the end of the bronchioles where gas exchange takes place.
  4. 9. a layer of material that lies immediately underneath the enamel of the tooth
Down
  1. 1. A reportable disease that is spread in dogs and cows
  2. 2. a chronic metabolic disorder characterized by persistently high blood sugar levels
  3. 3. The vitamin that should be limited in a cats diet
  4. 5. The scientific name for fat
  5. 7. Blood vesicle which moves deoxygenated blood