Evolution Basics Flashcards
1
Q
What was Aristotle’s belief?
A
Life was spontaneous
2
Q
Franesco Redi
A
- 1668
- Compared uncovered meat to convered meat
- Flies had only emerged from meat which been uncovered and visited by flies
- Life, therefore, comes from existing life, not spontaneous
- Rejects Aristotle’s theory
3
Q
Darwin Evolution
A
- Charles Darwin (1809- 1882)
- “On the origin of species by means of natural selection” 1859
4
Q
Alfred Russel Wallace
A
- 1823-1913
- Came up with the same idea as Darwin
- Created joint papers
5
Q
Darwin inspiration
A
- Beagle Voyages
- Galapogos islands
- Pigeon breeding experiments
- Carl Linnaeus Classification scheme (Organisms sharing characteristics)
6
Q
Charles Lyell
A
- 1797-1875
- “Principles of geology”
- Showed that there is a timescale large enough for evolution to occur
7
Q
Thomas Malthus
A
- 1766-1834
- “Essay on the principle of Survival”
- Showed that more offspring was produced than those who survived, creating competition
8
Q
Problems
A
- Creation myths were accepted
- Church was powerful
- Mechanism for heritablity was unknown
9
Q
Neo Darwinism
A
Darwinism but with genetics
10
Q
Gregor Mendel
A
- 1822-1884
- Austrian monk who used peas to show how traits were heritable
11
Q
James Watson and Francis Crick
A
- Discoved DNA in 1953
- Double helix structure allows replication
