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What else can I help you with?
How many software companies in the world?
approximately 4 lac 90 thousand companines
My brother's aieee 2009 rank is 2 lac something and state rank is 30 thousand something Is there any chance for him to get a collegen any stream?
It is not possible to get any gov. college . but you may try for private college. sushil semwal education specialist
Is the lac operon found in prokaryotes or eukaryotes?
The lac operon is found in prokaryotes, specifically in bacteria such as Escherichia coli. It is a regulatory system that controls the expression of genes involved in lactose metabolism. Eukaryotic cells do not typically have operons like the lac operon.
What regarding control of the lac operon and lactose utilization in bacteria is false?
Bacteria preferentially utilize lactose as a carbon source.
Is the lac operon the only example of genes regulated by repressor proteins?
No, the lac operon is not the only example of genes regulated by repressor proteins. There are many other gene regulatory systems where repressor proteins play a role in controlling gene expression. Examples include the trp operon, the ara operon, and the gal operon in bacteria.
How much is a Lac worth?
In the Indian numbering system, a Lac is equal to 100,000. Therefore, 1 Lac is equal to 100,000.
Why do both bacteria and humans need tryptophan?
Tryptophan induces the lac operon.
What provider is an lac?
An LAC (Local Access and Transport Area) is typically a geographical area defined for telecommunications purposes that is served by one or more local telephone companies. The specific provider of services within an LAC can vary depending on the region and the regulatory environment.
What region of the operon does the repressor bind to?
I assume you mean the lac operon. The repressor binds upstream of the gene(s) in the regulatory gene region.
What would happen to the lac operon if a bacterium were growing in the presence of both glucose and lactose?
In the presence of both glucose and lactose, the lac operon would be repressed. Glucose inhibits the production of cAMP, which is needed to activate the lac operon. Since glucose is the preferred energy source, the bacterium would utilize glucose and the lac operon would remain inactive.
When is gene expression blocked in the lac operon system?
Gene expression is blocked in the lac operon system when the lac repressor binds to the operator in the presence of lactose. This prevents RNA polymerase from transcribing the genes, keeping the system off until lactose is available to derepress the operon.
What are some important lakes in France?
By order of size: Lake Geneva, Lake Bourget, Lac de Serre-Poncon Lake Annecy, Lac de Saint Croix, Lake Alguebelette, Lac de Guerledan,
What is the difference between prototrophs and auxotrophs?
Prototrophs are the wild type cells and would be the bacterial cells capable of utilizing certain nutrients or synthesizing certain compounds. Auxotrophs would be the mutant cells that are not capable of utilizing certain nutrients or synthesizing certain compounds. In the example of bacteria capable of utilizing Lactose as a nutrient source, the ability to lactose is denoted by lac+ and the inability to utilize lactose is denoted lac-.Prototrophs = lac+Auxotrophs = lac-
How does allolactose work?
Allolactose is a molecule that binds to the lac repressor protein in E. coli, causing it to detach from the lac operator region in the lac operon. This allows RNA polymerase to bind to the promoter and transcribe the genes necessary for lactose metabolism. Ultimately, this process enables the bacteria to use lactose as an energy source.
