organic evolution Exam 1 Study Guide
Solutions
Descent with Modification - ANSWER-1. All species share common ancestry
2. Changes occur through natural selection
Darwin and Wallace's insights - ANSWER-Manuscripts with identical theories:
1) A population process: populations evolve, individuals...
-Proposed different regions have different sets of animals and plants (Buffon's Law).
Charles Bonnet - ANSWER✔✔-1770 (Angel Man)
-proposed that organisms responded to natural catastrophes by evolving (kind of like natural selection)
and that this evolution followed a pre-determined path (not like natural selection)
-Apes were becoming men and men were becoming angels as they evolved.
Immanuel Kant - ANSWER✔✔-1780
-proposed a common origin for living things and diversification based on need in different circumstances
Cuvier (Georges Chretien Leopold Dagobert) - ANSWER✔✔-1800
-founder of animal paleontology
-convinced of extinction but that evolution couldn't happen and that species couldn't change thru time.
-Catastrophism - proposed the idea that catastrophes had caused mass extinctions to explain why fossils
of different strata differed and why the boundaries between strata were sharp and not gradual.
Erasmus Darwin - ANSWER✔✔-1800
-Published Zoonomia, agreeing that all living things were descended from a single ancestor and that they
had diversified into the various forms seen today due to competition and social interaction.
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