Explain the importance of proteins.
2. Define amino acids, non-essential amino acids, essential amino acids, complete protein, and incomplete proteins.
3. Define complementary proteins and supplementary proteins.
4. Why are vitamins important?
5. Define fat soluble and water soluble.
6. What is DNA? RNA?
7. Which vitamins play essential roles in the formation of blood cells and hemoglobin?
8. Which vitamins regulate bone growth?