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Across 1. the stable internal conditions of a living thing 5. the formation of two cells from one existing cell 7. a segment of DNA that contains coding for a polypeptide or protein; a unit of hereditary information 11. High degree of order within an organisim's internal and external parts and in its interactionswith the living world 12. Smallest unit that can perform all life's processes 13. group of cells with similar abilities and that alow the organ to function 14. The science of life 15. tiny structures that carry out functions that necessary for the cell to stay alive

Down 2. organisims made up of multiple cells such as humans and trees 3. chemical compound that provideus physical structure and bring about movement 4. organisims made up of one cell such as bacteria 6. The sum of all chemical processes in living things 8. The process by which an organism grows 9. the production of new offspring 10. structures that carry out specializedjobs within an organ system