Ap gov

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize foods with the primary process occurring in chloroplasts.

Cell Respiration

The biochemical process in which cells convert glucose and oxygen into energy, carbon dioxide, and water.

Ecosystem

A biological community of interacting organisms and their physical environment.

Biodiversity

The variety of life in the world or in a particular habitat or ecosystem.

Trophic Levels

The levels in a food web or chain, representing the flow of energy and nutrients through an ecosystem.

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring.

Mutation

A change in the DNA sequence of an organism's genome.

Homeostasis

The ability of an organism or environment to maintain stability in response to changes.

Biomes

Large geographical biotic units, characterized by specific climates, flora, and fauna.

Symbiosis

A close and often long-term interaction between two different biological species.