Find the Value of

question 203

Multiple Choice

Find the value of .

• A) 1
• B) 7

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Definitions:

Lactose Operon

A set of genes and their regulatory sequences involved in the metabolism of lactose in bacteria, demonstrating control of gene expression.

Promoter Regions

Specific DNA sequences where RNA polymerase binds to initiate transcription of genes.

Operator

In genetics, a segment of DNA to which a repressor binds, controlling the expression of genes; in mathematics, a function or symbol that represents a function from a set of numbers.

Polyadenylation

That part of eukaryotic mRNA processing in which multiple adenine-containing nucleotides (a poly-A tail) are added to the 3' end of the molecule.