Biology
Across
- 6. A process to slow down the rate of oxidation of sugar in the plant
- 7. Process when red blood cells burst
- 9. A hard external skeleton in arthropods
- 11. This is combined with 3 molecules of an organic acid called fatty acid
- 13. Movement of water through the cell membrane
Down
- 1. Many organelles that are in the cytoplasm
- 2. Polysaccharide that forms a food storage substance in animal cells
- 3. Needed to make DNA in the plants
- 4. Chest pains when the blood supply to the heart is reduced
- 5. Wave of contraction in the alimentary canal
- 8. Gives the endoplasmic reticulum its rough edges
- 9. A reaction that split large molecules into smaller ones
- 10. What is the process of biological classification
- 12. Enzyme that removes hydrogen from a substance