7th grade unit 1 lesson 1

Front

Organism

Back

An individual living thing that can react to stimuli, reproduce, grow, and maintain homeostasis.

Front

Cell

Back

The smallest structural and functional unit of an organism, typically microscopic.

Front

Unicellular

Back

Consisting of a single cell.

Front

Multicellular

Back

Consisting of multiple cells.

Front

Stimulus

Back

A thing or event that evokes a specific functional reaction in an organ or tissue.

Front

Response

Back

A reaction to a specific stimulus.

Front

Spontaneous Generation

Back

An outdated theory that life can arise from non-living matter.

Front

Homeostasis

Back

The ability of an organism to maintain a stable internal environment despite changes in external conditions.