science flashcards

Front

unicellular

Back

made if a single cell

Front

Multicellular

Back

Consisting of many cells.

Front

Cell

Back

The basic unit of structure and function in living things.

Front

DNA

Back

Deoxyribonucleic acid; the genetic material that carries information about an organism and is passed from parent to offspring.

Front

Homeostasis

Back

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

Front

characteristic

Back

Features that help to identify something.

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

Cell Theory

Back

A widely accepted explanation of the relationship between cells and living things.

Front

organism

Back

A living thing.