BIOLOGY

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Across
  1. 2. A molecule similar to DNA, crucial in protein synthesis
  2. 5. A cell’s protective lipid bilayer barrier.
  3. 6. An enzyme that helps copy genetic information from DNA or RNA
  4. 10. A form of sunlight that can damage DNA but also spark early chemical reactions
  5. 11. These simple carbohydrates are used for energy and are part of DNA/RNA.
  6. 12. gas This type of gas traps heat in Earth's atmosphere
Down
  1. 1. source of differences in DNA that drive evolution.
  2. 3. he process that links small molecules into large chains like proteins or DNA
  3. 4. The process by which organisms maintain stable internal conditions
  4. 7. Short chains of amino acids
  5. 8. These are the building blocks of proteins.
  6. 9. Simple, early cell-like structures that may have preceded true cells.