Topic: Lac Operon
Answers to Common Questions
How is the lac operon regulated?
it is regulated by the the lac genes in E. coli which are turned off by repressors and turned on by he presence of lactose. Read More »
Source: http://wiki.answers.com/Q/How+is+the+lac+operon+reulated
What regulates the lac operon?
The presence and absence of lactose. Read More »
Source: http://wiki.answers.com/Q/What_regulates_the_lac_operon
What is lac operon?
( ′lak ′äp·ə′rän ) (genetics) Three adjacent linked genes which code for the enzymes that act sequentially in lactose utilization in many bacteria. Read More »
Source: http://www.answers.com/topic/lac-operon
Featured Content: Lac Operon
The lac operon is an operon required for the transport and metabolism of lactose in Escherichia coli and some other enteric bacteria. It consists of three adjacent ... More »
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Answers to Other Common Questions
The Lac Operon functions to produce enzymes which break down lactose (ex: milk and sugar). Lactose is not a common sugar, so there is not a great need for these enzymes, when lactose is present, they turn on and produce enzymes. Read More »
Source: http://www.chacha.com/question/what-is-the-purpose-of-the-lac-ope...
Is the repressor a part of operon Read More »
Source: http://wiki.answers.com/Q/Lac+operon+was+discovered+by
The lac operon is turned off and on by repressors. Read More »
Source: http://wiki.answers.com/Q/What_is_the_inducer_of_the_lac_operon_i...
Operons in general are made up of the following: 1. A promoter (A segment of DNA usually occurring upstream from a gene which acts as a controlling element in the expression of that gene) 2. Two or more structural Genes (genes which code fo... Read More »
Source: http://wiki.answers.com/Q/What_makes_up_lac_operon
Because these genes must be expresses in order for the bacterium to be able to use the sugar lactose as food, they are called the lac operon. Read More »
Source: http://wiki.answers.com/Q/What_is_the_function_of_the_genes_in_th...
francois jacob and jacques monad Read More »
Source: http://wiki.answers.com/Q/Who_proposed_the_lac_operon_concept
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