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Across 6. specialized structure that performs important cellular functions within a eukaryotic cell 8. The site of protein synthesis 9. Unicellular organism that lacks a nucleus 10. fluid portion of the cell outside the nucleus 11. all living things are composed of cells 12. structure in an animal cell that helps to organize cell division

Down 1. basic unit of all forms of life 2. Organisms whose cell contains a nucleus 3. strong, supporting layer around the cell membrane 4. cell organelle that stores materials like water, salt, protein, and carbohydrates 5. The center of an atom, which contains the protons and neutrons 7. organelle found in cells of plants and some other organisms that captures the energy from sunlight and converts it into chemical energy