Which of the following statements is incorrect regarding the gel electrophoresis?
- ADNA fragments are negatively charged molecules and they can be separated by forcing them to move towards cathode under an electric field
- BDNA fragments separate according to their sizes through sieving effect provided by agarose gel
- CSmaller the fragment size, the farther it moves on gel
- DThe separated DNA fragments can be visualised only after staining with ethidium bromide followed by exposure to UV radiations
✓ Correct answer: A
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