BIOL 1001 Chapter Notes - Chapter 1: Eukaryote, Phylogenetic Tree, Archaea
Document Summary
What does it mean to say something is alive? (p1) Organism --> a life form, a living entity made up of one or more cells. 5. evolution-->organisms are the product of evolution, continue to evolve: the cell theory (p2) Theory -->an explanation for a general class of phenomena or observations (refer to proposed explanations for patterns in nature) Hypothesis --> used to refer to explanations for tightly focused questions. Cell --> a highly organized compartment that is bounded by a thin, flexible structure called a plasma membrane and contains concentrated chemicals in an aqueous solution. Evolution --> a change in the characteristics of a population over time. (species are related to one another and change over time) Artificial selection --> changes in a population that occur when *humans* select certain individuals to produce the most offspring. Fitness --> the ability of an individual to produce offspring (^ fitness = ^ in surviving offspring)
