| 41. | Elimination of specific hydroxyl groups on the glucopyranose moiety does not completely eliminate catalysis.
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| 42. | Yeast tRNA kinase then phosphorylates the 5'- hydroxyl group using adenosine triphosphate.
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| 43. | Cross-linking guar polymer chains prevents aggregation by forming metal hydroxyl complexes.
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| 44. | Wood contains an abundance of chemical groups called " free hydroxyls ".
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| 45. | Chondroitin sulfate chains are linked to hydroxyl groups on serine residues of certain proteins.
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| 46. | Acetic anhydride is commonly used as an acetylating agent reacting with free hydroxyl groups.
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| 47. | Its molecular structure consists of a single carbon atom bonded to four hydroxyl groups.
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| 48. | The first and third hydroxyls point the opposite way from the second and fourth.
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| 49. | Both types of megamaser were found in galaxies in which hydroxyl had been detected.
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| 50. | Step 2 : nucleophilic attack of activated substrate hydroxyl on ATP ?-phosphate.
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