B1 Chapter 1 Cells Crossword

1. The movement of liquid or gas particles from a place of high concentration to a place of low concentration.
4. The structure and features of a cell that make it suited to carrying out a particular job.
7. When a unicellular organism splits itself into two identical cells.
8. A measure of the number of particles of a substance in a given volume.
10. A chemical reaction where food and oxygen are converted into energy, water, and carbon dioxide.
11. The cell component that controls which substances can move into and out of the cell.
13. A tail-like structure that allows euglenas to move.
14. An animal cell that transports oxygen around the body.
15. A living thing.
16. The cell component that controls the cell and contains genetic material.
18. A cell whose shape and structure enable it to perform a particular function.
19. The cell component where respiration takes place.
21. A 'jelly-like' substance found in cells, where all the chemical reactions take place.
22. Unicellular organism that performs photosynthesis.
23. A cell containing male genetic material.
24. An animal cell that transmits electrical impulses around the body.

2. Carefully looking at an object or process.
3. An optical instrument used to magnify objects, so small details can be seen clearly.
5. Consisting of just one cell.
6. The plant cell component that contains cell sap and helps to keep the cell firm.
9. The plant cells that contain chloroplasts, where photosynthesis takes place.
11. The plant cell component where photosynthesis takes place.
12. A unicellular organism.
17. The plant cell component that surrounds the cell, providing support.
20. A plant cell that takes in water and minerals from the soil.
21. The smallest functional unit in an organism – the building block of life.
22. A cell containing female genetic material.