End of the Year Vocabulary

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Across
  1. 4. exchanging gases between an organism and its environment
  2. 7. taking something directly from its natural environment, typically for human use
  3. 10. a system maintains stability despite ongoing changes within it
  4. 15. a characteristic of a substance
  5. 17. a curved surface on the top of a liquid, especially in a container
  6. 18. the body's ability to maintain a stable internal environment by adjusting to external environment
  7. 20. a reproductive cell of an animal or plant
  8. 21. the passing on of traits from parents to their offspring
  9. 22. an organism that cannot make its own food; must obtain energy and nutrients by consuming other organisms or organic matter
  10. 23. agents that cause infection or infectious disease
  11. 24. cells become specialized to perform specific functions
  12. 28. a molecule that triggers an immune response in the body
  13. 30. a process that involves the movement of molecules from a lower concentration to a region of higher concentration
  14. 31. the use of living organisms, like bacteria or cells, or their products (like enzymes) to solve problems or create products
  15. 32. an organism that can make its own food from inorganic sources, like sunlight and carbon dioxide
  16. 33. the flow of blood through the heart and blood vessels, and the flow of lymph through the lymph vessels
  17. 34. information encoded in a gene that is turned into a function
Down
  1. 1. the area on Earth where life exists
  2. 2. chemical processes that occur in living beings
  3. 3. how useful a trait is for an organism's survival and reproduction in its environment
  4. 5. first cell of a new organism, formed when a sperm cell fertilizes an egg cell
  5. 6. acts as body's defense against infection and disease
  6. 8. contrasts statements to help identify an organism
  7. 9. alters an organism's DNA to change a trait
  8. 11. proteins that help speed up metabolism, or the chemical reactions in our bodies
  9. 12. divides up the history of the earth based on life-forms that have existed during specific times since the creation of the planet
  10. 13. what a substance is made of
  11. 14. new patch of land created or exposed for the first time
  12. 16. a message sent between cells using special molecules called ligands
  13. 19. separation technique used to separate of soluble substances
  14. 25. converting substrate molecules into products
  15. 26. editing the DNA of an organism
  16. 27. plants make their own food using sunlight, water, and carbon dioxide, converting them into sugar and releasing oxygen
  17. 29. the first organisms to colonize a disturbed environment