The EYE

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Across
  1. 1. Light Regulator.
  2. 3. Coloured part that works with the light regulator.
  3. 6. Carries those electrical signals to the brain.
  4. 7. White part.
Down
  1. 2. Flexible structure, enables light to be focused on another part of the eye.
  2. 4. Absorb light rays, turn into electrical signals.
  3. 5. Clear, lies in front of coloured part, bends light.