Study Questions - Darwin's Dilemmas and Post-Darwinian Developments
1) How did Darwin address Paley's watchmaker analogy?
2) What was Darwin's explanation for the lack of a continuous sequence of fossils? How about for the lack of a continuous sequence of living species between morphological extremes?
3) Outline Darwin's model of evolution (source, agents, etc.)
4) What was Kelvin's argument for the age of the EArth, and how did radioactivity extend this age?
5) What biological mystery did continental drift explain?
6) What two characteristics must a species possess to be considerd an 'intermediate'? Use a real example.
7) Outline the Modern Synthetic Theory.
8) Why did Mayr believe that most evolutionary change occurred in small pop's in new environments?
9) Given this, how did Eldgridge and Goiuld explain the lack of a continuous sequence of intermediates in a fossil lineage?
10) How did the discovery of developmental gene impinge on our understanding of the efects of genes on traits?