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How do we know organisms evolve? - Coggle Diagram
How do we know organisms evolve?
Evolution
Types
Convergent
Divergent
Macroevolution
Microevolution
5 Fingers
Small Populations
Non-random mating
Mutations
Gene Flow
Adaptations
Structures
Homologous Structures
Analogous Structures
Vestigal Structures
Evidence
Anatomy
Molecular Biology
Biogeography
Fossils
Direct Observation
Selective Pressures
Directional
Stabalizing
Disruptive/ Diversifying
Whales
DNA Evidence
Fossil Evidence
Closest living relative = Hippo
Evolved from land animals
Vestigal Structure = Hip bone
Human Skin Color
Selective Pressures
UV Index
Folate Levels
Vitamin D
UV radiation
Increases Vitamin D Production
Decreases Folate Levels
Melanin
Protects DNA
Absorbs UV Rays
Makes Skin dark when there is mroe of it
Superbugs
Antibiotics
Superbugs have resistance
Kills normal bacteria easily
Modern vs. Older Medicine
Old
Antibiotics used for everything
Modern
more conservative use of antibiotics
new antibiotics created
Some antibiotics no longer work