Biotechnology Principles And Processes Question 56
Question: DNA fragments are separated using gel electrophoresis:
Options:
A) because DNA is pulled through the gel toward the negative end of the field.
B) because larger DNA fragments move faster through the gel than smaller DNA fragments.
C) to identify and isolate DNA fragments.
D) to synthesise DNA for cloning.
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Answer:
Correct Answer: C
Solution:
[c] DNA fragments migrate towards the positive end of the electrical field with the smallest fragments, migrating the fastest.