Chapter 4

Question 1

Summarize speciation related to darwins theory

Answer 1

Speciation is the first step in the lifecycle of a species

Question 2

How did the “great chain of being” reflect contemporary ideas of evolution

Answer 2

• Species cannot be extinct
• natural order and connections amongst species
• are there creatures that no longer exists

Question 3

How do catastrophism and uniformitarianism differ

Answer 3

-View in how the world is formed
- catastrophes or uniform process
Central idea from Buffon, elaborated by Hutton and Lyell