Biology Vocabulary Intro to Biology

Dependent variable

factor that is changed by the experimenter in an experiment

Independent variable

factor that is changed by the experimenter in an experiment

Evolution

gradual change in a species through adaptations over time

Data

information gained from observations

Adaptation

inherited characteristic that enables an organism to respond to the environment and survive to produce fertile offspring

Safety symbol

logo to alert you to a danger in the laboratory

Species

organisms that can breed together and produce offspring who can also reproduce

Homeostasis

regulating the internal conditions in an organism

Theory

scientific explanation supported by many experiments over time

Control

In an experiment, the standard that is used for comparison

Biology

The study of life

Organism

anything that has or once had all the characteristics of life

Response

a reaction to a stimulus

Ethics

a set of moral principles or values

Hypothesis

a testable explanation

Energy

ability to cause change

Experiment

an investigation that tests the hypothesis

Growth

an organism increasing in size

Stimulus

anything in the environment that causes a reaction

Scientific methods

steps that scientists use to do research and answer questions

Reproduction

the production of offspring

Environment

the surroundings to which an organism responds such as weather, temperature, and other factors