AP BIOLOGY

Detailed explanation-1: -An organism is made up of four levels of organization: cells, tissues, organs, and organ systems. These levels reduce complex anatomical structures into groups; this organization makes the components easier to understand.

Detailed explanation-2: -Many individual organisms can be organized into the following levels: cells, tissues, organs, organs systems, and organisms.

Detailed explanation-3: -The body has levels of organization that build on each other. Cells make up tissues, tissues make up organs, and organs make up organ systems.

Detailed explanation-4: -What are the 12 levels of the organization? Atoms, molecules, organelles, cells, tissues, organs, organ systems, organisms, population, community, ecosystem, and Biosphere.