Intro to Biology What is Biology? The scientific study of all life forms.

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Presentation transcript:

Intro to Biology What is Biology? The scientific study of all life forms

Characteristics of all Living Things ALL LIVING THINGS Have cells Need energy Respond to the environment Reproduce and develop

Unifying Themes of Biology All organisms share certain characteristics All levels of life have systems of related parts Structure and function are related in biology Organisms must maintain homeostasis to survive in diverse environments Evolution explains the unity and diversity of life

Levels of organization Cells- the basic unit of life Tissues Organs Organ Systems Organism Population Community Ecosystem Biome Biosphere