15 Questions
What happens to a repressible gene when a regulatory chemical is added?
It is switched off
How is a repressible gene regulated?
By addition of a regulatory chemical
Which term best describes a gene that can be turned off by a specific chemical?
Repressible gene
What effect does the regulatory chemical have on a repressible gene?
Switches it off
In the context of gene regulation, what does 'repressible' mean?
Can be turned off
What type of gene is repressible?
Gene that is turned off in the presence of a corepressor
In the context of gene expression, what do regulatory switches control?
The rate of transcription
Which term describes a gene that is only active in the presence of a specific inducer?
Inducible gene
What is the role of a promoter in gene expression vectors?
It regulates transcription initiation
Which term best describes a gene that is always actively transcribed, regardless of external conditions?
Constitutive gene
What happens to the transcription of a repressible gene when a chemical is added to the growth medium?
It is switched on
Which type of gene regulation involves promoters indirectly?
Repressible genes
What effect does addition of a chemical have on the transcription of an inducible gene?
It is switched on
How does a repressible gene behave in the absence of the inducer chemical?
Transcription is active
What aspect of gene regulation is specifically mentioned to involve promoter 2 indirectly?
Repressible genes
Learn about repressible genes which are switched off by the addition of regulatory chemicals. Explore the regulation of gene expression and how these genes are controlled.
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