Intro to Biology (CH 1 Sec. 1)

When people study living things or pose questions about how living things interact with the environment.

• Biome

• Biology

• Habitat

• Organization

Anything that has or once had all characteristics of life.

• Environment

• Organism

• Development

• Adaptation

Living things are arranged in an orderly way. Biological systems begin with atoms and molecules and increase in complexity.

• Growth

• Species

• Organization

• Stimulus

The result in the addition of mass to an organism and, in many organisms, the formation of new cells and new structures.

• Reproduction

• Growth

• Expanding

• Evolution

The process of natural changes that take place during the life of an organism.

• Reproduction

• Biology

• Response

• Development

The production of offspring.

• Reproduction

• Mitosis

• Meiosis

• Organisms

A group of organisms that can breed with one another and produce fertile offspring.

• Reproduction

• Species

• Animal

• Organism

Anything that is part of either environment and causes some sort of reaction by the organism.

• Stimulus

• Response

• Homeostasis

• Earth

The reaction to a stimulus. If a shark smells blood in the ocean, it will respond quickly by moving toward the blood and attack any organism present.

• Stimulus

• Response

• Prey

• Predator

Regulation of an organism's internal conditions to maintain life.

• Adaptation

• Homeostasis

• Stimulus

• Response