Final answer:
Nutrition science is a newer discipline that has made significant advancements in the past century. Discoveries in vitamins and essential amino acids have greatly contributed to human health and well-being. However, a diverse diet can also help prevent deficiency diseases.
Step-by-step explanation:
Nutrition science is a relatively new discipline that has seen significant advancements in the past century. The discovery of vitamins and essential amino acids has greatly contributed to our understanding of human health and well-being. However, it is important to note that knowledge of these nutrients is not necessary to prevent deficiency diseases; rather, a diet consisting of a variety of fresh vegetables, fruits, nuts, roots, and lean meat can suffice.