Lecture #7-Plant Systematics and Organic Evolution

1. Classification of living organisms
   1. History
   2. Modern classification system. Pattern of naming organisms.
   3. Doesn’t explain how a species got to where it is today.
2. Evolution
   1. Change over time
   2. Change in living organisms over time-Organic Evolution
   3. Charles Darwin story
   4. Natural Selection
      1. Variation
      2. Overproduction
      3. Competition
      4. Natural Selection-differential reproduction
   5. Two theories on Rate of evolution
      1. Gradualism
      2. Punctuated Equilibrium
3. Evidences for Evolution
   1. Fossil record, Old to New
   2. Comparative anatomy
      1. Homologous organs
      2. Analogous organs
      3. Vestigial organs
   3. Mimicry and Protective coloration
   4. Biogeography-Global distribution or organisms
   5. Genomics-Evolution in gene sequences