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(A) Describe by Labeled Diagram the Structural Components of the Lac

question 45

Essay

(a) Describe by labeled diagram the structural components of the lac operon in E. coli.
a() State the function of the lac regulator gene.
b() State the function of fi -galactosidase in the lac system.
c() Show by diagram the manner in which lactose brings about transcription of the three structural genes of the lac operon.
d() Explain why certain mutations in the regulator gene (I -) of the lac system result in maximal synthesis of fi -galactosidase, permease, and transacetylase even in the
absence of the inducer (lactose).


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Annual Interest Rate

The percentage increase in money owed or invested over a year, due to interest.

Amortize

The process of gradually paying off a debt or spreading the cost of an intangible asset over its useful life for accounting and tax purposes.

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A term referring to payments or allocations that are made uniformly at the end of each year.

Effective Annual Rate

The effective annual rate (EAR) is the interest rate on a financial product restated from nominal terms into an annualized rate accounting for compounding over a period.

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