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NO WORD 1 2 Topic 1 Cells – key words and glossary GLOSSARY A bag inside plant cells that contains a liquid which keeps the cell firm. 4 A microscope that uses electrons instead of light. It makes things look very much larger. Too small to be seen with the naked eye. You need a microscope to see it. A cell with a special structure adapted to carry out a specific function. 5 Building blocks of life. 6 A group of different tissues that work together to do a particular job. 7 A group of similar cells that work together to do a particular job. 8 The cells in a leaf where photosynthesis takes place. 9 10 A thin layer that surrounds the cell and controls what enters and what leaves the cell. The part of the cell that controls the activities within the cell. 11 A structure within a plant where photosynthesis takes place. 12 Tiny hairs on the outside of some types of cell. 13 A living thing that is made up of one cell. 14 A green substance that is needed for photosynthesis. 15 An organism made up of many cells. 16 A living thing that carries out the processes of life (MRS NERG) 17 The job that something does. 18 19 The part of the cell where chemical reactions such as respiration takes place. A chemical found in the wall of plant cells. 20 A cell splits into two to make more cells. 3 Choose from the list below: CELL DIVISION (MITOSIS) CELL MEMBRANE VACUOLE CELLS CELLULOSE CHLOROPHYLL CHLOROPLASTS CILIA CYTOPLASM ELECTRON MICROSCOPE FUNCTION ORGANISM MICROSCOPIC PALISADE CELLS MULTICELLULAR SPECIALISED NUCLEUS TISSUE ORGAN UNICELLULAR Cells – key words and glossary NO WORD 1 Vacuole GLOSSARY A bag inside plant cells that contains a liquid which keeps the cell firm. 2 Electron microscope 3 Microscopic 4 Specialised cell A microscope that uses electrons instead of light. It makes things look very much larger. Too small to be seen with the naked eye. You need a microscope to see it. A cell with a special structure adapted to carry out a specific function. 5 Cells Building blocks of life. 6 Organ A group of different tissues that work together to do a particular job. 7 Tissue A group of similar cells that work together to do a particular job. 8 Palisade cells The cells in a leaf where photosynthesis takes place. 9 Cell membrane 10 Nucleus A thin layer that surrounds the cell and controls what enters and what leaves the cell. The part of the cell that controls the activities within the cell. 11 Chloroplast A structure within a plant where photosynthesis takes place. 12 Cilia Tiny hairs on the outside of some types of cell. 13 Unicellular A living thing that is made up of one cell. 14 Chlorophyll A green substance that is needed for photosynthesis. 15 Multicellular An organism made up of many cells. 16 Organism A living thing that carries out the processes of life (MRS NERG) 17 Function The job that something does. 18 Cytoplasm 19 Cellulose The part of the cell where chemical reactions such as respiration takes place. A chemical found in the wall of plant cells. 20 Cell division (mitosis) A cell splits into two to make more cells. Choose from the list below: CELL DIVISION (MITOSIS) CELL MEMBRANE Vacuole CELLS CELLULOSE CHLOROPHYLL CHLOROPLASTS CILIA CYTOPLASM ELECTRON MICROSCOPE FUNCTION MICROSCOPIC MULTICELLULAR NUCLEUS ORGAN ORGANISM PALISADE CELLS SPECIALISED TISSUE UNICELLULAR