Levels of Organization and Body Systems

Front

What is an organ system?

Back

A group of organs that work together to perform a major function.

Front

What defines an organ in the body?

Back

A structure in the body that is composed of different kinds of tissue.

Front

What is a group of organs with similar functions called?

Back

Organ System.

Front

What is a unicellular organism?

Back

An organism that is made up of a single cell.

Tags

NGSS.MS-LS1-1

Front

At what level of biological organization is the heart classified?

Back

Organs.

Front

What is the smallest unit of life?

Back

Cell.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Front

What is the relationship between cells, tissues, organs, and organ systems?

Back

Cells make up tissues, tissues make up organs, and organs make up organ systems.

Tags

NGSS.MS-LS1-3

Front

What is a multicellular organism?

Back

An organism that is made up of multiple cells.

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-3

Front

What is the function of the circulatory system?

Back

To transport blood, nutrients, gases, and waste throughout the body.

Front

What is the role of tissues in the body?

Back

Tissues are groups of similar cells that perform a specific function.

Tags

NGSS.MS-LS1-3