Natural Selection
- Created by: Dar Lar
- Created on: 01-05-16 15:55
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- Natural Selection
- Mutation
- Key in natural selection in case the environment changes.
- eg. A disease killed a whole species but a few had a mutated gene which gave them immunity so the species was able to rebuild again.
- Chain
- All organisms in the population compete for food.
- The organisms with the characteristics most suited to the conditions of the environment will survive.
- eg. the best camoflage, the best eyesight to find food, the best/"fittest" organisms will survive.
- The organisms that survive are more likely to breed successfully.
- The genes that have enabled this are passed onto their offspring.
- Sometimes these genes accidentally change.
- This is called.......
- Mutation
- Key in natural selection in case the environment changes.
- eg. A disease killed a whole species but a few had a mutated gene which gave them immunity so the species was able to rebuild again.
- Mutation
- This is called.......
- Sometimes these genes accidentally change.
- The genes that have enabled this are passed onto their offspring.
- The organisms with the characteristics most suited to the conditions of the environment will survive.
- All organisms in the population compete for food.
- Mutation
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