Across
- 3. group of tissues that work together to perform a specific function
- 5. the material or protoplasm within a living cell, excluding the nucleus.
- 6. structures in cells that perform a certain function
- 8. help to stop bleeding
- 10. the vascular tissue in plants that conducts water and dissolved nutrients upward from the root and also helps to form the woody element in the stem.
- 11. a plastid that contains chlorophyll and in which photosynthesis takes place.
- 12. Connects tissue to keep the wall from collapsing
- 15. Generated to fight infection
- 18. diffusion of water through a selectively permeable membrane
- 20. any of a group of small typically parasitic bacteria that lack cell walls and sometimes cause diseases.
- 23. The arrangement of and relations between the parts or elements of something complex.
- 24. a rigid layer of polysaccharides lying outside the plasma membrane of the cells of plants, fungi, and bacteria. In the algae and higher plants, it consists mainly of cellulose.
Down
- 1. An individual animal, plant, or single-celled life form
- 2. A nutrient is a component in foods that an organism uses to survive and grow
- 4. the action or process of making a copy of something
- 7. Specilazed for carrying oxygen to all the cells of the body
- 9. an organelle found in large numbers in most cells
- 13. The smallest structural and functional unit of an organism
- 14. the semipermeable membrane surrounding the cytoplasm of a cell.
- 16. the central and most important part of an object, movement, or group, forming the basis for its activity and growth.
- 17. a part of an organism that is typically self-contained and has a specific vital function, such as the heart or liver in humans
- 19. Anything that causes a response in an organism
- 21. a space or vesicle within the cytoplasm of a cell, enclosed by a membrane and typically containing fluid.
- 22. any of the distinct types of material of which animals or plants are made, consisting of specialized cells and their products