Darwin and his influences Flashcards
1
Q
What influenced Darwin?
A
- Stratigraphy
- Charles Lyell
- Paleontology
- Thomas Malthus
- Lamark
- Alfred Wallace
2
Q
What is Stratigraphy?
A
“The study of rock layers”
- Sedimentary Rock: formed from the deposition of material
- Stratum: A layer of sedimentary rock- internally consistent and distinguished from other layers
3
Q
What is paleontology?
A
“The study of fossils”
- Charles Cuvier
- different strata= different fossils
- species appear and dissapear
4
Q
Who was Thomas Malthus?
A
Populations are kept in check by food
- No food= Rise in competition
5
Q
Who was Lamarck?
A
coined “Biology”
- Use and Disuse
- inheritance of characteristics
- More used= develop
- less used= deteriorate
- epigenetics
6
Q
Epigenetics
A
The study of changes in gene expression caused by mechanisms other than changes in DNA
-Heritable
7
Q
Who was Alfred Wallace?
A
Came up with natural selection-independently
