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Unit 1 Week 3
Vocabulary Words
| Question | Answer |
|---|---|
| identical | appearing to be exactly the same |
| radiation | energy that travels in the form of waves outward from a source, such as the sun |
| duplicate | exactly the same as another |
| comparison | examination of things to see how they are similar |
| DNA | the substance in the cells that determines the characteristic of a living thing |
| chromosomes | parts of DNA in the cell s that contain the genes |