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Sience Defenitions

Levels of organizations

Atoms The smallest part of a cell.
Molecules Made of one or more atoms bonded (stuck) together.
Cells Smallest functional unit of life.All living organisms are composed of one or more cells.
Tissues Make up the second level of organization.They are formed by joining of the cells that have similar function or structure.
Organs A group of tissues that performs a specific functions. (Example=the heart)
Organ Systems A collection of organs that work together to perform a specific function.(Example:the digestive system)
Organism A living thing that's able to perform simple acts of survival (Example=humans,plants,bacteria)
Population A group of organisms of the same species. (Example:wolves)
Organelles Composed of molecules,and carry out specific functions for each cell.
Community A group of interacting species sharing a populated environment. (Example:wolves,rabbits,and grass living in the same area)
Ecosystem Has organisms but also includes the land,water,air,rocks,and other nonliving things in the area.
Biome A major regional or global community that's made is up of similar ecosystems (Examples:rainforest,tundra,desert)
Created by: 963305