vitamins

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Across
  1. 2. Blindness/What is the result of the eyes when the retina ceases to make visual purple?
  2. 6. is the red substance in the blood which helps to transport oxygen around the body called?
  3. 7. is the lack of vitamin B in the diet result in?
  4. 8. another name for Vitamin B1.
  5. 9. the severe deficiency which was common among sailors who went on long voyages.
  6. 10. Purple/What is the name of the substance found in the retina which enables us to see in dim light?
Down
  1. 1. is the official name for the lack of certain essential nutrients in the diet?
  2. 3. an important source of Vitamin D.
  3. 4. the severe deficiency of Vitamin B1.
  4. 5. an important source of Vitamin C.