Biology revision

2. A group of different tissues that work together to perform a certain function.
8. Acid that is kept in the stomach
13. The diffusion of water molecules.
15. A group of cells that work together to carry out a paricular function.
17. A small organelle involved in the process of making protein.
18. It's role is to digest fat.
19. It comes fifth in the digestive system. (2 Words)

1. Produces protease, amylase and lipase enzymes.
3. Contains a watery liquid called cell sap.
4. An organ that breaks down food.(2 words)
5. What color does iodine turn when starch is present?
6. It increases the magnification by 40x. (3 words)
7. Has DNA inside of it.
9. What color does Benedicts turn when sugar is present.
10. Stage 2 of cell division.
11. The stage of cell division that takes the longest.(2 words)
12. It comes first in the digestive system.
14. Commonly found in the embrio, or in the bone marrow.(2 words)
16. Where bile is stored, before it is released into the small intestine.(2 words)