Discusions on vitamins, health and medicine homework help

Please answer the following questions:

Describe two differences between fat-soluble and water-soluble vitamins.
What are the main roles of vitamin A in the body? What is an early sign of vitamin A deficiency?
What is vitamin E’s primary function? What are the best sources of vitamin E?
Please make a chart of the nine water-soluble vitamins and list two or three main functions for each and also include the disease and/or characteristic symptoms of the deficiencies.
Please watch the following video:

Answer the following after watching the video and looking at the e-resources on Vitamin D.

1. Why scientists consider vitamin D a hormone?

2. What are some conditions vitamin D is useful for?

3. What’s the best way to determine Vitamin D levels?

4. Please describe at least two other facts you learned about vitamin D.

Please include references