| 41. | Boron is not relocatable in the plant via the phloem.
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| 42. | Boron is essential for the proper forming and strengthening of cell walls.
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| 43. | Of the micronutrients, boron deficiencies are second most common after zinc.
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| 44. | Common choices are high-boron steel and boron carbide.
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| 45. | Common choices are high-boron steel and boron carbide.
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| 46. | Boron-11 is a by-product of the nuclear industry.
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| 47. | Plants can be damaged by high fluoride or boron levels.
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| 48. | A very extensive number of thymidine derivatives containing boron have been described.
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| 49. | The boron in the control rods stopped the nuclear reaction.
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| 50. | This is most pronounced when the boron compound has very bulky substituents.
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