evolution
Tags
bio/eco
cegep/3
Word count
95 words
Reading time
1 minute
Changes in the gene pool and adaptations of a population over time
- Slow
- Not goal oriented but adaptive
- Branching
- Responsible for biodiversity
Types:
- Microevolution
- Speciation
- Macroevolution
Evidences
Direct observation
Fossil record
Biogeography
Comparative morphology
Comparison of structures and organs between species
[!abstract] vestigial structure
Defective structure that occupies no function, relic of evolution
[!abstract] homologous structure
One of structures with same origin but different functions
[!abstract] analogous structure
One of structures with different origins but same function