Levels of Organization

Front

What is the term for all of the organ systems working together to maintain life?

Back

Organism

Front

What do we call observations that cannot be seen with the unaided eye?

Back

Microscopic

Front

What is a group of similar cells that perform a specific function called?

Back

Tissue

Front

What describes an organism made of more than one (specialized) cell?

Back

Multicellular

Front

What is several different tissues working together to perform a specific function called?

Back

Organ

Front

What is the smallest unit of life?

Back

Cell

Front

What is the term for a group of organs that work together to perform complex functions?

Back

Organ System

Front

What is the term for an organism made up of only one cell?

Back

Unicellular

Front

What is the hierarchical structure of biological organization from smallest to largest?

Back

Cell, Tissue, Organ, Organ System, Organism

Front

What type of tissue covers the body surfaces and lines cavities?

Back

Epithelial Tissue