7.1: Living Things Vocabulary Words

Front

Organism

Back

A living thing

Front

Cell

Back

The basic unit of structure and function of living things

Front

Unicellular

Back

Made of a single cell

Front

Multicellular

Back

Consisting of many cells

Front

Stimulus

Back

Any change or signal in the environment that can make an organism react in some way

Front

Response

Back

An action or change in behavior that occurs as a result of a stimulus

Front

Spontaneous Generation:

Back

The mistaken idea that living things arise from nonliving sources.

Front

Homeostasis

Back

The condition in which an organism’s internal environment is kept stable in spite of changes in the external environment