Term: PhotosynthesisDefinition: The process by which green plants and some other organisms use sunlight to synthesize foods with the help of chlorophyll.
Term: AtomDefinition: The smallest unit of a chemical element that retains its chemical properties.
Term: GravityDefinition: The force that attracts a body toward the center of the earth, or toward any other physical body having mass.
Term: EvolutionDefinition: The process through which species change over time through variations and natural selection.
Term: EcosystemDefinition: A biological community of interacting organisms and their physical environment.
Term: CellDefinition: The basic structural, functional, and biological unit of all living organisms.
Term: MitosisDefinition: A type of cell division resulting in two daughter cells, each having the same number of chromosomes as the original cell.
Term: DNADefinition: Deoxyribonucleic acid, the hereditary material in humans and almost all other organisms.
Term: Climate ChangeDefinition: Long-term alteration of temperature and typical weather patterns in a place, often attributed to human activity.
Term: Renewable EnergyDefinition: Energy from sources that are naturally replenished, such as solar, wind, and hydroelectric power.
Term: Population DensityDefinition: A measurement of the number of people per unit area, such as a square mile or square kilometer.
Term: Natural SelectionDefinition: The process where organisms that are better adapted to their environment tend to survive and produce more offspring.
Term: OsmosisDefinition: The movement of water molecules through a selectively permeable membrane from an area of lower solute concentration to an area of higher solute concentration.
Term: Organic ChemistryDefinition: The branch of chemistry that deals with the structure, properties, and reactions of carbon-containing compounds.
Term: Homologous StructuresDefinition: Anatomical features in different species that share a common ancestry, even if their functions differ.