Across
- 1. A regulatory subtance produced in an organism and transported in tissue fluids such as blood or sap to stimulate specific cells or tissues into action
- 4. A represented in the living organisms and include many essential byological compounts
- 10. A small ornalle present in thr cytoplasm of many cells, which contains the reducin enzyme catalase and usually some oxidase
- 14. A microscopic membrane of lipids and proteins which forms the external boundary of the cytoplasm
- 16. A chemical that comes from the cell and is needed by the cell to carry out its vital functions
- 17. Store water, waste and food
- 18. A plastid in green plant cells wich contains chorophyll and in which phtosynthessis take place
- 19. Protect,support the cell
Down
- 2. Is like the workers of the cell
- 3. Is the cell of the animal
- 5. Controls the activities of the cell,and contains the cromosomes
- 6. help transpor material than an ornanism needs to survive and recycle waste materials
- 7. Is a hairlike appendage that protudes from a wide rangeof microorganism
- 8. Is a thick solution that fills each cell and is enclosed by the cell membrane
- 9. Is the cell of the bacterias and the plants
- 11. is an acid in the chromosomes of the cells of living things which plays an important part in passing information about protein structure between different cells
- 12. Contains the instructions needes for an ornanism to develos,survive and reproduce
- 13. Are fine globular protein fibers that support the cell
- 15. Membrane bound cell organelles that generate the most chemical energy needed to power the cell
- 19. the smallest unit that can live on its own and that makes up all living organisms and the tissues of the body