Exam 1 Vocabulary

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Across
  1. 4. nuclear proteins that help DNA form chromatin
  2. 8. short amino acid sequence that directs the transfer of protein (2 words)
  3. 12. an organelle that is specialized for storing starch
  4. 13. the membrane surrounding the vacuole
  5. 14. transporter that moves sucrose from the parenchyma cell to the companion cell
  6. 15. water-selective pores formed by membrane proteins
  7. 16. proteins that function as water channels
  8. 18. vascular bundle that moves water and minerals
  9. 19. cell that contains only one copy of each chromosome (starts as a diploid cell)
  10. 20. different forms of the same gene
  11. 21. adding a sugar to a peptide chain
  12. 22. cellular space bound by plasma membranes and connected by plasmodesmata
  13. 24. contents of the chloroplast outside the photosynthetic membrane
  14. 26. a symbiotic relationship where one organism lives inside another
  15. 27. non-pigmented plastid
  16. 30. polysaccharide often made of galacturonic acid found in the matrix of plant cell walls
  17. 31. long and narrow cells that make up the xylem
  18. 32. a polysaccharide that is made up of beta-glucose units found in the cell wall
Down
  1. 1. structure that forms during mitosis, marks the location for the new cell wall
  2. 2. channels between cells
  3. 3. short and fat cells that make up the xylem (2 words)
  4. 5. the first step of the Calvin Cycle, catalyzed by Rubisco
  5. 6. cross-linking polymer found in the cell wall
  6. 7. protein that regulates the cell wall elasticity
  7. 9. the inner core of a woody stem made of nonliving cells
  8. 10. produces triose phosphate and fructose 6-phosphate (2 words)
  9. 11. tension produced by the fluid content of the plant
  10. 16. the region outside the plasma membrane
  11. 17. monomeric compounds that polymerize to form lignin
  12. 22. newly formed outer wood; used to conduct water
  13. 23. phosphate generated by the Calvin Cycle, used to make sucrose (2 words)
  14. 25. integral membrane protein that moves two different molecules in opposite directions
  15. 28. hair-like outgrowth of the shoot epidermis
  16. 29. specialized set of chloroplast membranes where light-dependent reactions occur
  17. 30. vascular bundle that moves molecules from the source to the sink