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mutations
| Term | Definition |
|---|---|
| DNA | carries the instructions |
| Gene | A section of DNA |
| Protein | A molecule built from the instructions |
| Trait | A characteristic of an organism |
| Mutation | A change in DNA |
| Substitution | DNA base is replaced by a different base |
| Insertion/Deletion | DNA bases are added or removed |
| Harmful mutation | lowers an organism's ability to survive and reproduce |
| Beneficial mutation | improves an organism's ability to survive and reproduce |
| Neutral mutation | has no noticeable effect on an organism's survival or reproduction |
| Adaptation | helps an organism survive and reproduce |
| Natural selection | helpful traits are more likely to survive |
| Claim | A statement that answers a scientific question |
| Evidence | support or refute a claim |
| Reasoning | connects the evidence to the claim |