Biology 1

Study Guide for Evolution: Chapters 16 and 17

Homework Assignment: Due May 7

Answer each of the following questions, using your textbook and powerpoints. Th

  1. Define “species”.
  2. What are the explanations for modifications in species?
  1. What was Aristotle’s perspective on species?
  2. What type of information did fossils contribute to the definition of species?
  3. What was Lamarck’s explanation for modification in species?
  1. Describe the journey taken by Charles Darwin. What observations did he make that refuted the above information? What were the tenets (beliefs) of his theory of Natural Selection.
  2. How did the following observations support the theory of evolution?
  1. Fossil record
  2. Biogeography
  3. Anatomy: What is homology; what is analogy
  4. Vestigial organs
  5. Embryogenesis
  6. Molecular Biology
  1. What is natural selection?
  1. Describe the rise of insecticide resistance as an example of natural selection (PPT)
  1. What is the significance of the Hardy-Weinberg equilibrium?
  1. What does it imply concerning the frequency of alleles?
  2. What are the conditions required for a population to support this equilibrium?
  3. Does this apply to an individual, or to a population? And why?
  1. What is a gene pool? What is gene flow?
  2. What is genetic drift? What are the common causes, i.e. bottle-neck effect.
  3. What is the role of radiometric dating and what type of information is obtained with C14 dating?
  4. What is continental drift and how does it contribute to evolution?
  5. What is plate tectonics and how does it contribute to evolution?
  6. What is the difference between stabilizing and disruptive selection? Describe each for this question.
  1. Describe the three types of natural selection.
  2. What is macroevolution and how does it differ from microevolution?
  3. What is reproductive isolation and how does it contribute to evolution.
  4. Describe allopatric speciation and sympatric speciation and explain how the differ from each other.
  5. Who is Carlos Linnaeus and his contribution to defining species?
  6. What is phyologeny?

More on back of sheet!!!

What are the contributions of the following individuals to the understanding of evolution?

Lamarck, Darwin, Lyell, Malthus, Wallace