Evolution cl
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Evolution | Changes in heredity features (physical characteristics) over time, usually a long time.
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| Lamarck's Theory | Called the "Theory of Acquired Characteristics" -A trait a parent acquires in his/her lifetime, passed on to his/her offspring. -A trait a parent loses (because he/she doesn't use it) is NOT passed on to his/her offspring.
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| Darwin's Theory | Called "Survival of the Fittest" and there are five steps.
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| Darwin's Theory 1 | 1. Organisms produce more offspring than can survive.
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| Darwin's Theory 2 | 2. Differences, or variations, occur among individuals of a species.
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| Darwin's Theory 3 | 3. Some variations are passed to offspring.
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| Darwin's Theory 4 | 4. Some variations are helpful. Individuals with helpful variations survive and reproduce better than those individuals without these variations.
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| Darwin's Theory 5 | Over time, the offspring of individuals with helpful variations make up more of the population and may eventually become a separate species.
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Created by:
CharlieL
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