-galactoside transacetylase is
A) a promoter.
B) encoded by a structural gene.
C) a constitutive protein.
D) usually produced at high levels when -galactoside is produced at low levels.
E) usually produced at low levels when -galactoside is produced at high levels.
Correct Answer:
Verified
Q12: Refer to the figure showing the potential
Q13: Which statement is false?
A) Operons involved in
Q14: If the gene encoding the lac repressor
Q15: An inducer
A) inhibits the synthesis of needed
Q16: Which is least likely to occur
Q18: Bacterial promoters of different housekeeping genes
A) are
Q19: The earlier the cell intervenes in the
Q20: Which event would lead to a reduction
Q21: Sigma factors bind to
A) promoters with no
Q22: Inducible and repressible systems are similar in
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