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. 2017 Apr 21;18(1):18.1.25. doi: 10.1128/jmbe.v18i1.1227

TABLE 1.

Statements for first day’s activity.

Statement Follow-Up Discussion Questions and Starters
1. Evolution is a theory about the origin of life.
  • What is the scientific versus lay definition of theory?

  • Evolution does provide evidence for possible origins of life, but a larger portion of evolution focuses on how the diversity of life forms on earth developed.

2. Evolution is striving toward higher forms of life on earth.
  • Evolution is not goal orientated. Nature cannot make choices.

3. Because evolution is slow, humans cannot influence it.
  • In what ways have humans influenced evolution? In medicine? In agriculture? In domestication?

4. Individual organisms adapt and change to fit their environment.
  • There are at least two problematic issues with this statement. What are they?

  • What is the scientific versus lay definition of adapt?

  • Evolution works at the population, not individual, level.

5. Humans are currently evolving.
  • Do you know of any examples of human evolution?

  • Share examples of human evolution (e.g. increased abundance of sickle-cell anemia in populations with a high-risk of Malaria).

6. Evolution is a result of random events.
  • What types of random events can cause evolution?

  • What types of non-random events can lead to evolution?

7. Evolution can occur quickly.
  • What types of events would cause evolution to occur quickly?

  • Provide students with a hypothetical situation and have them predict how various events could lead to rapid evolution. (For example, a hurricane destroys the majority of a population of birds; the remaining population has a low level of diversity. How would future generations of the birds compare with previous generations?)

8. Genetic drift does not occur in large populations.
  • Define genetic drift.

  • How would the effect of genetic drift influence small populations compared with large populations?

Statements were modified from the University of California-Berkley’s Understanding Evolution: Misconceptions about evolution website: http://evolution.berkeley.edu/evolibrary/misconceptions_faq.php. Some of the misconceptions were restructured to represent accurate biological statements, whereas others were left in their original form.