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Key Concepts
● Earth is home to an incredible diversity of life
● All life is interconnected
● Biosphere includes many environments
○ Saltwater and freshwater
○ Portions of the atmosphere
● Biodiversity
○ Generally increases from the poles to the equator
○ Is greater in areas with consistently warm temperatures
● Members of a species can interbreed to reproduce
● All organisms share certain characteristics
○ Organisms are made of one or more cells
○ Organisms need energy for metabolism
○ Organisms respond to their environment
○ Organisms have DNA that they pass to their offspring
Vocab
● Biology is the study of all living things
● Biodiversity is the variety of life
● A species is one particular kind of group