Final answer:
The body needs six major groups of materials to build, maintain, and repair itself: carbohydrates, lipids, proteins, nucleic acids, vitamins, and minerals.
Step-by-step explanation:
The materials that your body needs to build, maintain, and repair itself come in 6 major groups: a. Carbohydrates, lipids, proteins, nucleic acids, vitamins, minerals.
The body needs six major groups of materials to build, maintain, and repair itself: carbohydrates, lipids, proteins, nucleic acids, vitamins, and minerals.