What is Biology ????The science of life and of livingorganisms, including theirstructure, function, growth, origin, anddistribution.Biology includes Microbiology, Botany andZoology and all their subdivisions.
AnatomyMicrobiology Gross structureVirologyBacteriology PhysiologyMycology gross function Cell biologyBotanyplants Biology cells Biochemistr y Zoology Genetics /Molecular animals Inheritance Biology molecules
Biology: The Science of Life• Why do we study life?• How do we study life?• -- a matter of scale - -• size and time• -- chemistry & physics --• Which ideas & concepts guide Oldest known fossil of cyanobacteria. biologists?
Themes in the Study of Life• 1. Levels of organization: – The difference between living and non-living is one of degree, not kind. What does this mean? – The cell is life’s basic unit of structure and function What is a cell? List one example that illustrates the interdependence of structure and function.