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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

Contributors

Changelog