BIOL 2251 Midterm: BIOL 2251 Notes/Review for Exam 1
Document Summary
Chapter 1: anthropogenic caused by humans, biogeography , the study of distributions of organisms (past and present, patterns of geographical variation, all of the abiotic and biotic factors. Null and alternate hypothesis: null: sunlight does not make plants grow, alternative hypothesis: sunlight does make plants grow, 3. Design the experiment: need a control, independent, and dependent variable, 4. Observe and discover patterns in peer-reviewed journals: 8. Biol 2251 opportunity 1 review: traits are heritable, variation in traits causes some individuals to have a higher fitness (# of viable offspring that can reproduce) Individuals with better fitness will pass more copies of their genes down to the next generation and that phenotype will come to dominate: unit of evolution = population, unit of natural selection = individual. Chapter 2: four persistent themes in biogeography, 1. Classifying geographic regions based on their biotas: specific soil types, vegetation types, and organisms, 2.
