Cell Biology
Across
- 4. a receptor molecule on cell surface membrane
- 6. a biological catalyst that speeds up the reactions
- 7. vascular tissue that transports water in plants
- 10. a bulk transport of substances out of the cell using energy
- 12. a pyrimidine that pairs with adenine in DNA
- 13. controls cellular activities
- 15. site of protein synthesis
Down
- 1. a molecule that slows down the activities of enzyme
- 2. a movement of water molecules down the water potential gradient
- 3. a globular protein that could combine with oxygen
- 5. a type of ground tissue that is unspecialised
- 8. a nuclear division in cells
- 9. the protein molecule is associated with DNA strand
- 11. unbranched molecule formed by alpha-glucose
- 14. having double bond between the carbon atoms at hydrocarbon chain