Which of the following is incorrect regarding gel electrophoresis?
Biology · Class 12 · CBSE — Mock Test 40 : Zoology
Which of the following is incorrect regarding gel electrophoresis?
- Agarose gel is used for separation of DNA fragments while polyacrylamide gels ate used for protein separation
- Separated DNA fragments can be visualised with or without staining with ethidium bromide
- The desired band of DNA containing gene of interest are extracted from gel by a process known as elution
- DNA fragments separate according to their size through sieving effect of agarose gel
Answer
(B) Separated DNA fragments can be visualised with or without staining with ethidium bromide
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