Levels of Organization

What is a Cell?

• The smallest basic unit of structure and function in living things

• The smallest basic unit of structure of matter

• Groups of similar cells that have a common function

• A structure that is composed of different kinds of tissues that perform similar functions

• A structure that consists of different organs that work together closely to perform a vital function

What is a Tissue?

• The smallest basic unit of structure and function in living things

• The smallest basic unit of structure of matter

• Groups of similar cells that have a common function

• A structure that is composed of different kinds of tissues that perform similar functions

• A structure that consists of different organs that work together closely to perform a vital function

What is an Organ?

• The smallest basic unit of structure and function in living things

• The smallest basic unit of structure of matter

• Groups of similar cells that have a common function

• A structure that is composed of different kinds of tissues that perform similar functions

• A structure that consists of different organs that work together closely to perform a vital function

What is an Organ System?

• The smallest basic unit of structure and function in living things

• An individual living thing where all systems function to maintain homeostasis

• Groups of similar cells that have a common function

• A structure that is composed of different kinds of tissues that perform similar functions

• A structure that consists of different organs that work together closely to perform a vital function

What is an Organism?

• The smallest basic unit of structure and function in living things

• An individual living thing where all systems function to maintain homeostasis

• Groups of similar cells that have a common function

• A structure that is composed of different kinds of tissues that perform similar functions

• A structure that consists of different organs that work together closely to perform a vital function

The smallest basic unit of structure and function in living things

• Cell

• Tissue

• Organ

• Organ System

• Organism

Groups of similar cells that have a common function

• Cell

• Tissue

• Organ

• Organ System

• Organism

A body structure that is composed of different kinds of tissues that perform closely related functions

• Cell

• Tissue

• Organ

• Organ System

• Organism

Consist of different organs that work together closely

• Cell

• Tissue

• Organ

• Organ System

• Organism

An individual living thing where all systems function to maintain homeostasis

• Cell

• Tissue

• Organ

• Organ System

• Organism