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Copy 94. Warm up Natural Selection/Artificial Notes

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Presentation on theme: "Copy 94. Warm up Natural Selection/Artificial Notes"— Presentation transcript:

1 Copy 94. Warm up 95-96. Natural Selection/Artificial Notes
97. Battle of the Beaks 98. Word Bank 99.Survival of the sneakiest Q’s and A’s 1-5

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3 Natural Selection Pg 95-96

4 The galapagos Islands Similar species but different characteristics that fit its island

5 Fitness The ability to survive in one's current environment

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7 What Darwin saw -Animals compete for resources
-Those most fit are likely to reproduce -Only the fittest may survive -Species divert from one another due to fittest organisms reproducing

8 What Darwin learned -Individuals may differ
-Success is defined by the number of offspring that live to reproduce -Those best suited for their current Environment have a better chance to reproduce

9 Struggle for existence
Competition for resources between organisms

10 Survival of the fittest
Some individuals are better suited for their environment and live to reproduce Fitness can randomly change

11 Natural Selection (Life by merit)
When nature selects organisms with traits needed to survive Nature chooses the worthy

12 Speciation When a species evolves into a new species
It can only mate with its own species

13 Artificial Selection (life of the popular)
Animals breed with each other selected by man for desired traits We choose the worthy

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15 Word Bank pg 98 Natural Selection 2. Artificial Selection
3. Survival of the Fittest 4. Struggle for existence 5. Fitness 6. Speciation


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