vitamin A forms {Ans: forms: (1) preformed vitamin A (retinol or retinal), which comes from animal sources, (2) provitamin A carotenoids, which come from plants and are considered precursors}2. Megaloblatic anemia is characterized by? {Ans: abnormally large red blood cells. Red blood cells can grow but the normal process of cell}1. Fat-soluble vitamins have all the following characteristics except: a. They are organic b. They are dependent on fat intake c. Are absorbed into the lymph system d. Are vulnerable to cooking losses {Ans: d. Are vulnerable to cooking losses}Lack of which vitamin leads to stunted growth in children and an inability to reproduce in adults? {Ans: vitamin A}Eight B vitamins function {Ans: Act primarily as coenzymes in: -energy -metabolism of carbohydrates, protein, and fats}Where are most B vitamins found? {Ans: in similar foods}