Ch 3 Vocab Elements

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Across
  1. 3. second stage of cell cycle in which the nucleus divides into two new nuclei
  2. 5. made up of amino acids
  3. 8. instruction set to make amino acids
  4. 10. permeable membrane that allows only some substances through
  5. 12. condensed chromatin called rod-like structures of DNA with identical chromatid
  6. 15. process by which a cell captures energy in sunlight and uses it to make food
  7. 17. main photosynthetic pigment found in chloroplasts
  8. 18. substance that cannot be broken down any further
  9. 19. genetic material that carries information about an organism and is passed from parent to offspring
  10. 20. process by which cells obtain energy from glucose that does not require oxygen
  11. 22. Acid building blocks of proteins
  12. 24. process by which cells obtain energy from glucose
  13. 25. special protein that speeds up chemical reactions
  14. 27. process of making an exact copy of the DNA in its nucleus
Down
  1. 1. diffusion of water through a selectively permeable membrane
  2. 2. process by which molecules move from an area of high concentration to an area of low concentration
  3. 4. energy rich hydrocarbon fats, oils, and waxes
  4. 6. Acid instructions that cells need to carry out all functions of life
  5. 7. transport movement of dissolved materials through the cell membrane without using energy
  6. 9. colored chemical compounds that absorb light
  7. 11. two or more elements combine
  8. 12. cytoplasm divides
  9. 13. transport movement of dissolved materials through the cell membrane by using energy
  10. 14. cycle sequence of growth and division that cells undergo
  11. 16. small openings on the underside of leaves through which carbon dioxide enters the plant
  12. 17. energy rich hydrocarbon sugars and starches
  13. 21. first stage of cell cycle, the cell grows and copies its DNA
  14. 23. organism that cannot make its own food
  15. 26. organism that can make its own food