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Biology · PYQ NEET UG 2017

हिन्दी

DNA fragments are

  1. positively charged
  2. negatively charged
  3. neutral
  4. either positively or negatively charged depending on their size

Correct answer · Option 2

negatively charged

Explanation

Due to the presence of phosphate groups in their sugar-phosphate backbone, DNA fragments are negatively charged.
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