All About Cells

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Across 2. structures inside of cells that enable them to live, grow, and reproduce 5. the molecule that all living things have; provides instructions for making proteins 8. cells that don't have a nucleus 10. acts a a barrier between the inside of the cell and the cell's environment 12. holds the cell's DNA and controls its activities 14. the power plant of plant and algae; contains chlorophyll 15. special vesicles in animal cells that contain special enzymes; destroy worn-out or damaged organelles 17. organelles inside the cell that make proteins 18. processes, packages, and transports materials sent to it from the endoplasmic reticulum 19. a change in an organism's environment that affects the activity of the organism 20. found in plant cells; holds water and other liquids

Down 1. the internal delivery system of the cell; make lipids and breaks down drugs 3. cells that have a nucleus 4. the organelle that produces ATP; considered the power plant of the cell 6. the total of all the chemical activities an organism performs 7. the maintanence of a stable internal environment 9. rigid, outer covering of a plant cell 11. a living thing 13. the fluid and almost everything in the cell 16. forms when part of the cell membrane surrounds an object and pinches off

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