lab 2 lac operon Flashcards
1
Q
lacI
A
codes for a repressor protein that is produced constitutively by the cell
2
Q
promoter
A
region that binds the RNA polymerase
3
Q
operator
A
region that controls transcription of the lac operon; this is where the repressor binds
4
Q
lacZ
A
codes for the enzyme that actually breaks down lactose - its called B-galactosidase
5
Q
lacY
A
codes for lac permease, an enzyme needed to transport lactose into the cell
6
Q
lacA
A
codes for transacetylase, another enzyme involved in lactose breakdown
7
Q
prokaryotic
A
k
