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Chapter 4, Simpatric : no geographical barrier , competition - Coggle…
Chapter 4
What is a species
able to reproduce
fertile offspring
similar species
nature setting
Selection
Natural selection ( selective agent : environment )
Sexual selection ( selective agent : females )
Artificial selection ( selective agent : humans )
Sexual selection
bird of paradise
blue footed boobies
peacock spiders
Natural selection
Anti biotic resistance
Peppered moth
Artificial selection
cross breeding
line breeding
Speciation
Allopatric : geographical barrier eg mountain ranges separate species
Out of Africa Analysis
Mitochondria ( MTDNA )
More mutations = older ( east Africa )
Less mutations = younger ( Central America )
Evidences of evolution
Analogous or humologous
example of each
embryology
biogeography
biochemistry
Species
Human : homo sapien sapiens
Simpatric : no geographical barrier , competition