cells and body system

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.

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