MCB 150 Chapter Notes - Chapter 1: Selective Breeding, Null Hypothesis, Eukaryote
17 Jan 2017
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Organism - living entity made up of one or more cells that share 5 fundamental characteristics. Energy (plants absorb sunlight and animals ingest food) Information (organisms process genetic information that are encoded in genes. Organisms respond to this information by adjusting themselves to maintain homeostasis. Theory - explanation for a very general phenomena or observations that are supported by evidence. Describes a pattern in the natural world: identifies a mechanism or process that is responsible for creating that pattern. Hooke coined the term cell. developed microscope to look at cells. Cell - highly organized compartment that is bounded by a thin, flexible structure called plasma membrane and that contains concentrated chemicals in an aqueous solution. Cell theory - all organisms are made of cells, and all cells come from preexisting cells. Was a direct competitor to spontaneous generation theory. Hypothesis - a testable statement to explain a phenomenon or a set of observations.
