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Key words used in understanding the theory of evolution

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Term
Definition
Adaptation   variation that helps organism live, what's built in  
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Asexual Reproduction   single cell organism divides to form two new individuals, one parent (ex: bacteria)  
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Diversity   large variety of organisms found on Earth  
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Evolution   process by which species change over time  
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Habitat   place an organism lives  
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Mutation   change/mistake in DNA  
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Natural Selection   process where organisms best adapted survive and pass on traits  
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Population   group of same species in particular area  
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Sexual Reproduction   two members/parents of same species make an offspring  
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Species   organisms share many characteristics, identified as one kind  
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Variation   differences in a particular population/species  
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Zygote   fertilized egg  
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