BIO 111: FOUNDATIONS OF BIOLOGY

LECTURE 11: "Darwin's Hypotheses and Dilemmas"

Assumed Knowledge:

none

More Study Questions for Chapter 22:

• Outline Darwin's argument suggesting that the flora and fauna of the Galapagos much have changed from earlier ancestors.
• Ouline Darwin's argument for the fact of evolution - that species must have changed over time.
• What did the mockingbirds suggest to Darwin regarding variation within and between populations?
• How did the study of domesticated organisms realte to darwin's ideas of common ancestry among differnt species?
• How did the obeervations of domesticated organisms influence Darwin's opinions of natural selection's creative power? Present an example.
• Ouline Malthus's argument that concludes that there will be a struggle ofr existence among organisms in a population.
• Outline Darwin's hypothesis of evolution by Natural Selection.
• What were Darwin's three dilemma's, and how did he address them?