Across
- 4. Vein that returns deoxygenated blood to the heart
- 6. The site of aerobic respiration in cells
- 7. An example of a protoctist
- 11. Store of glucose in animals
- 13. A part of the digestive system that contains HCL
- 16. A material which speeds up the rate of reaction
- 19. The site of protein synthesis in cells
- 21. The green pigment found in plants
- 22. A disease-causing organism
- 23. A liquid necessary for emulsification of fats
Down
- 1. A word to describe how photosynthesis takes in energy to work
- 2. A virus that affects plants
- 3. A drug that kills bacteria
- 5. The artificial filtration of blood to remove waste products
- 8. A structure in heart that allows blood to flow in one direction
- 9. The gap between two neurones
- 10. A mode of transport which moves substances from low to high conc.
- 12. A cell type that helps to force stomata shut
- 14. An enzyme produced by salivary glands
- 15. The pigment found in red blood cells
- 17. An important category of cells that only have 1 role each
- 18. An enzyme which helps to break down proteins
- 20. A group of tissues that work together