Final answer:
The hierarchy of the human body's structures is organized from highest to lowest as follows: Organism, organ systems, organs, tissues, cells, molecules, atoms.
Step-by-step explanation:
The hierarchy of the human body's structures, organized from highest to lowest, is as follows: Organism, organ systems, organs, tissues, cells, molecules, atoms.
Therefore, the correct option is D. Organism, organ, cells, tissues, molecules, atoms.