considering the body's organization from atoms to organ systems, in which level of organization are proteins like call again? Describe how this level of organization fits into the organization of the whole body.

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Answer:

Macromolecules (macro: big) are larger and more complex, and include four key types in the human body; carbohydrates (sugars), lipids (fats), proteins and nucleic acids (DNA). These four macromolecules form the building blocks of the next level of organization: the cellular level.

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