Across
- 4. the Biuret solution turns to this colour in presence of proteins.
- 5. the reaction to create polymers from monomers.
- 6. it speeds up metabolic reactions.
- 7. this reagent turns from blue to colourless in presence of vitamin C.
- 9. they are all insoluble in water.
- 12. disaccharide made of glucose and fructose.
- 15. not all of them have a sweet taste.
- 16. triglycerides are used to store "....".
- 18. a protein that carries gases in the blood.
- 19. the structure of DNA is a double "...".
- 20. small compound always in very small amounts in the body but absolutely indisoensable.
- 21. thanks to this molecule, hydrolysis is possible.
Down
- 1. carbohydrate molecule used to store energy in animal cells.
- 2. an enzyme can specifically bind to its (...).
- 3. this kind of molecule belongs to the immune system.
- 5. in DNA, T is always paired with A, they are called "...." bases.
- 8. monosaccharide used to release energy by aerobic respiration.
- 10. the (...) solution is used to detect the presence of starch.
- 11. a protein with a structural function found in hair and nails.
- 13. carbohydrate molecule used to store energy in plant cells.
- 14. molecules made of amino-acids.
- 15. carbohydrate molecule that can be found in plant cell walls.
- 16. when mixed with water and fat or oil, it forms an emulsion.
- 17. the (...)'s solution turns red in presence of glucose.