A scientific theory that explains how modern organisms evolved over long periods of time through descent from common ancestors.
What is evolution?
100
Species vary globally, species vary locally, and species vary over time.
What three patterns of biodiversity did Darwin note?
100
He was afraid that his work would be regarded as silly and it would cause a huge quarrel with the church
Why was Darwin reluctant to publish his works?
200
Preserved remains or traces of ancient organisms
What are fossils?
200
1809
When was Darwin born?
200
If the human population grew unchecked, there wouldn't be enough living space and food for everyone.
What was Malthus's theory on population growth?
200
Nature provides the variations, and humans select those they find useful.
How do humans use artificial selection?
200
Applied it to organisms other than humans for example maple trees and oyesters
How did Darwin apply Malthus's theory to his findings?
300
The procees in which nature provides the variations, and humans select those they find useful
What is artificial selection?
300
1831
What year did Darwin begin his journey
300
Organisms could change during their lifetimes by selectively using or not using various parts of their bodies. These organisms can pass these traits to their offspring.
What is Lamarck's evolutionary hypotheses?
300
Some fossils of extinct animals were similar to living species
What did Darwin notice when studying fossils?
300
Plant breeding and pigeon breeding
What experiments did Darwin do to discover collect data for the selective breeding theory?
400
Traits changed by an organism during its life span
What are acquired charactersistics?
400
Galapagos Islands
Where did Darwin travel on his exploration?
400
Lamarck's Evolutionary Hypotheses
What is an inborn urge for an organism to become more complex and perfect?
400
1798, Thomas Malthus
Who and when noted that humans were being born faster than dying, causing overcrowding?
400
Geology
What scientific were Hutton and Lyell involved in?
500
A conlusion in which processes observed in the present have existed in the past
What is uniformitarianism?
500
Lyell
Who wrote the "Principles of Geology" (about the processes that have shaped the Earth)?
500
Our planet's history stretches back over a period of time so long that it is difficult for the human mind to imagine.
What is the deep time concept?
500
Because he learned from the island's governor that the tortoises shells vary significantly from one island to another
Why did Darwin stopped tossing tortoises remains overboard after eating them?