Question

Which of them is used to introduce negative supercoiling in DNA?

a.

Type 1 topoisomerase

b.

Ethidium bromide

c.

Gyrase/ type 2 topoisomerase

d.

SYBR gold

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Answer: (c).Gyrase/ type 2 topoisomerase

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Q. Which of them is used to introduce negative supercoiling in DNA?

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