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Across 1. small plants that grow in moist areas, example: moss 3. openings in leaves for gas exchange, carbon dioxide/oxygen 6. organisms that can make their own food, ex: plants 7. scale for measuring the concentration of hydrogen ions (H+), acids and bases 8. has nucleus, DNA inside nucleus 9. vascular tissue, transports water from roots to the entire plant 10. flowering plants 12. male parts (men), anther, filament 13. vascular tissue transports sugars-food from leaves to the entire plant 15. unrelated species in similar environments come to resemble one another 16. organisms that have to consume food, ex: animals 17. divergence of one species into a number of different species 18. naked seeds, cone bearing- conifers 19. species that is non-native to a location, introduced species

Down 2. no nucleus DNA in cytoplasm 4. rapidly dividing cells found at the tips of roots and shoots 5. plants can reproduce themselves without any help from another plant 7. female parts: stigma, style, ovary, ovule 11. bacteria convert atmospheric nitrogen into usable forms, nitrates/ammonium 14. two species affect the evolution of each other, ex: flowers and pollinators.