Levels of Organization

Front

An organism that is made up of many cells is called:

Back

multicellular

Front

A living thing that is made up of organ systems is called:

Back

organism

Front

This is an example of a group of organs working together:

Back

organ system

Front

2 or more different kinds of tissues that work together form a:

Back

organ

Front

Which type of cell carries oxygen throughout the body?

Back

Red blood cell

Front

The basic unit of life is called a:

Back

cell

Front

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

Back

tissue

Front

The system that includes the heart and blood vessels is called:

Back

circulatory system

Front

The smallest unit of an organism that can carry out life processes is a:

Back

cell

Front

A group of organs that work together to perform a specific function is called:

Back

organ system