Cells 0.0 / 5 ? BiologyCells, tissues and organsGCSEAQA Created by: Iffat15Created on: 02-02-16 17:44 89532101647 Across 1. This is where photosynthesis happens in the cell, they contain a green substance called chlorophyll. (12) 4. This is where proteins are made in the cell. (9) 5. This is a gel-like substance where most of the chemical reactions happen. It contains enzymes that control these chemical reactions. (9) 6. This holds the cell together and controls what goes in and out. (4, 8) 7. This contains cell sap, which is a weak solution of sugar and salts. (9, 7) Down 2. This is where most of the reactions for respiration take place. (12) 3. This cell is a single-celled microorganism. It has a nucleus,cytoplasm, and cell membrane surrounded by a cell wall. (5, 4) 8. This is made of cellulose. It supports the cell and strengthens it. (4, 4) 9. This cell has no nucleus, it has a cytoplasm, cell membrane, which is surrounded by a cell wall. The genetic material floats in the cytoplasm because the cell has no nucleus. (9, 4) 10. This contains genetic material, and it controls the activities of the cell. (7)
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