Question

Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA?

a.

Presence of glucose in the growth media

b.

Presence of lactose in the growth media

c.

Presence of IPTG (isopropyl thiogalactoside) in the growth media

d.

Both (b) and (c)

Answer: (d).Both (b) and (c)

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Q. Which of the following conditions would cause the release of the lac repressor protein from the lac operator site on DNA?

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