Levels of Organization
Structure
Description
Smallest functional unit of living things
Grou of cells working together for a
specific function
Specialized tissues making up one
functional unit
Group of organs performing a major
function for an organism
the level of organization in biological systems
According to the chart, how does
progress?

Levels of Organization Structure Description Smallest functional unit of living things Grou of cells working together for a specific function Specialized tissue class=