Answer:
oxygen, carbon, hydrogen, nitrogen, calcium, and phosphorus
Step-by-step explanation:
The principal macromolecules are made of those atoms.
*- Carbohydrates and lipids: mostly to give energy to the body functions
*- Proteins: plastic utility - tissue, enzimes, hormons, neurotransmisors, etc -
*- Nucleotids: components od DNA and RNA and other molecules