Lac Operon Flashcards
1
Q
I gene codes for
A
Repressor of lac operon
2
Q
Z gene codes for
A
Beta galactosidase
3
Q
Beta galactosodae reaponsible for
A
Hydrolysis of the disachcharide
4
Q
Y gene codes for
A
Permease
5
Q
Permease use
A
Increases permeabilitu of the cell to beta galactosidase
6
Q
A gene codes for
A
Trans acetylase
7
Q
Induser in lac operon
A
Lactose and allolactose
8
Q
Substrate for B- galactosidase enzyme
A
Lactose
9
Q
Levels of regulatoonof gene expression
A
Transcriptional level
Processing level
Transport of Mrna from nucleus to cytoplasm
Translational level