Levels of Organization in Living Things

Front

What is the smallest unit of life?

Back

Cell

Front

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

Back

Tissue

Front

What is a structure made up of different types of tissues working together?

Back

Organ

Front

What do we call a group of organs that work together to perform a specific function?

Back

Organ system

Front

Which system is responsible for breaking down food and absorbing nutrients?

Back

Digestive system

Front

What is the term for the process by which cells obtain energy from food?

Back

Cellular respiration

Front

What is the function of the circulatory system?

Back

To transport nutrients, gases, and wastes throughout the body.

Front

What type of tissue connects different parts of the body?

Back

Connective tissue

Front

What is the role of muscle tissue?

Back

To facilitate movement in the body.

Front

What is the primary function of epithelial tissue?

Back

To cover and protect surfaces of the body.