BIOL-Chapter 1 Outline

BIOL-Chapter 1 Outline - Biology 1101 Unit I : Chapter I...

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Unformatted text preview: Biology 1101 Unit I : Chapter I Section 1.1 The Scope of Biology Biology= the scientific study of life, nature, the world around you The scope of Biology is defined by the Structural Hierarchy of Life (Figure 1.2) (From largest to smallest) Biosphere Ecosystem Community Population Organism Organ System Organ Tissue Cell= a unit of living matter separated from its environment by a membrane boundary. A cell is also the lowest level of the structural hierarchy that can perform all the activities required to sustain life. This is super-important. Organelle Molecule Atom Organisms interact with their environments at the Ecosystem level, these interactions can be complex but in the simplest terms there are 3 Types of Organisms in an ecosystem Producers Consumers Decomposers There are 2 Main Processes that describe how organisms interact within an ecosystem Cycling of Chemical Nutrients (aka Carbon Cycling) Flow of Energy *** Its important to realize and understand that in any ecosystem chemical nutrients are recycled but...
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This note was uploaded on 09/07/2011 for the course BIOL 1103 taught by Professor Meers during the Spring '11 term at Gainesville State.

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BIOL-Chapter 1 Outline - Biology 1101 Unit I : Chapter I...

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