What does vitamin a with? a. the small intestine absorbs calcium b. insulin enter cells c. reduce collagens synthesis d. maintain epithelial cells

Vitamin A is a fat soluble vitamin that is also a powerful antioxidant. Vitamin A plays a critical role in maintaining healthy vision, neurological function, healthy skin, bone growth, reproduction and immune system health and it also helps with skin and mucous membranes repel bacteria and viruses

Broken bone result of heredity