lacZ-systemet och avstängning Flashcards

(5 cards)

1
Q

Vad är lacZ-genen?

A

Kodar för β-galaktosidas

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2
Q

Funktion av β-galaktosidas?

A

Bryter ned laktos

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3
Q

Vad händer vid lacZ knock-out?

A

Ingen β-galaktosidas bildas

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4
Q

Hur syns lacZ-aktivitet?

A

X-gal blir blå

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5
Q

Hur syns lacZ-avstängning?

A

Vita kolonier

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