Across
- 2. Many organelles that are in the cytoplasm
- 5. Loss of water vapour from plant leaves
- 8. Enzyme that removes hydrogen from a substance
- 9. A hard external skeleton in arthropods
- 10. This is combined with 3 molecules of an organic acid called fatty acid
- 14. Movement of water through the cell membrane
- 15. Wave of contraction in the alimentary canal
- 17. Enzymes in tears
- 20. A process to slow down the rate of oxidation of sugar in the plant
Down
- 1. What is the process of biological classification
- 3. A reaction that split large molecules into smaller ones
- 4. Blood vessel that carries blood away from heart
- 6. Chest pains when the blood supply to the heart is reduced
- 7. Process when red blood cells burst
- 11. Movement of sucrose and amino acids in the phloem
- 12. Cells in the trachea that secretes mucus
- 13. Needed to make DNA in the plants
- 16. Gives the endoplasmic reticulum its rough edges
- 18. Polysaccharide that forms a food storage substance in animal cells
- 19. Muscle wall that separates the left and right chamber
- 21. Chemical substance on the surface of all cells