6. What are the main harms
caused by vitamin A
deficiency? How does this
vitamin act in the physiology
of vision?

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
Deficiency of vitamin (retinol) may
cause blindness, corneal dryness
() and predisposition to
injuries.

In the of vision, vitamin
participates in the of
rhodopsin, a responsible for the
perception in less
places.

Nutrition Vitamins - Diversity:
vitamin deficiency