BSC 1010C Lecture Notes - Lecture 1: Earth Changes, Stata, Macromolecule
16 Sep 2016
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Chapter 1 - evolution, the themes of biology, and scienti c. Biology: ecosystem - community - population - organism - organ - * when looking at just the composition of something it won"t tell you more characteristics. In nature higher levels of organization have unique emergent properties not shown by components individually* * emergent properties a property that a collection or complex system has , but an individual does not. ( a box of bicycle parts won"t transport you anywhere, but if arranged properly you can pedal to your destination) Attempts to understand something complex by analyzing its components at a ner level. (may lose sight of emergent properties) *an organism obtains & expends energy to maintain itself, grow and reproduce. *organisms consist of one or more compartments bounded by a membrane. * there are two major types of cell organization! Cladogram (moves in the direction of time) Branch points represent last common ancestors of diverging lineage.
