Question

levels of organization

1. a cell is the basic unit of structure and function.
2. a tussiu is a group of similar cells that work together.
3. an organ is made of different tissues that work together.
4. an organ system is a group of organs that work together.
5. an organism is a complete living thing.

Explanation:

In biology, the cell is the basic unit of life. Tissues are formed by groups of similar cells. Organs are composed of different tissues working together. Organ systems consist of multiple organs collaborating, and an organism is a complete living entity.

Answer:

1. cell
2. tissue
3. organ
4. organ system
5. organism