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Natural Selection
Term | Definition |
---|---|
Population | A group of the same type of organism living in the same area. |
Trait | A specific characteristic of an individual organism. |
Generation | A group of individuals born and living at about the same time. |
Variation | Any difference in traits between individual organisms. |
Distribution | The number of individuals with each trait in a population. |
Adaptive | A trait that makes it more likely that an individual will survive in a specific environment. |
Non-Adaptive | A trait that makes it less likely that an individual will survive in a specific environment. |
Environment | Everything (living and nonliving) that surrounds an organism. |
Prediction | An idea about what might happen that is based on what you already know. |
Cause | An event or process that leads to a result or change. |
Effect | A result or change that happens because of an event or process. |
Gene | An instruction for making a protein molecule. |
Protein Molecule | A type of large molecule that performs important functions inside organisms. |
Natural Selection | The process by which the distribution of traits in a population changes over many generations. |