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hairpin loop |
Also found in: Wikipedia | 0.04 sec. |
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hairpin loop [′her‚pin ‚lüp] (cell and molecular biology) Any double-stranded region of single-stranded deoxyribonucleic acid or ribonucleic acid formed by base-pairing between complementary base sequences on the same strand. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| To avoid a 6 percent grade, which trains then could not scale, engineers installed 4-1/2 miles of track that twisted and turned on a 3 percent grade, making three hairpin loops and passing over four bridges before reaching Silver Plume. |
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