Science Crossword Puzzles
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Cell Structures
Across
4.Proteins are produced here.
5.A jellylike fluid within cells.
7.This rigid covering is not found in animal cells.
8.Act as storage sacks within cells.
Down
1.Transports materials within the cell.
2.These structures produce energy for the cell.
3.The cell's control center.
6.In plant cells, these structures contain chlorophyll.
  
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