BIOL201 - Notes - Chapter 1

BIOL201 - Notes - Chapter 1 - Chapter One Levels of...

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Chapter One Levels of Biological Organization Biosphere Ecosystems Communities Populations Organisms Organs Tissues Cells Organelles Molecules Two main cell forms Eukaryotic cell (def)  things are contained an separated in membranes (notes)  multicellular Prokaryotic cell (def)  organelles aren’t really contained within membranes (notes) mostly unicellular Emergent Properties (def)  depends on the arrangement and the interactions of parts to work right (ie)  box of bicycle parts and a working bicycle Reductionism (def)  reducing really confusing things (a complex system) into easier, manageable things. Darwin’s two main points First, contemporary species arose from a succession of ancestors (add)  “descent with modification” Second, natural selection (def)  survival of the fittest (notes)  for a hypothesis to be a hypothesis it must be testable and falsifiable (notes)  Experiments need controls and experimental groups.
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This note was uploaded on 04/18/2008 for the course BIOL 201 taught by Professor Mechling during the Spring '07 term at Towson.

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BIOL201 - Notes - Chapter 1 - Chapter One Levels of...

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