Certain Mutations in the Regulator Gene of the Lac System

question 26

Essay

Certain mutations in the regulator gene of the lac system in E.coli result in maximal synthesis of the lac proteins fi- galactosidase,etc.)even in the absence of the inducer lactose).Provide an explanation for this observation.

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Definitions:

Bank Reconciliation

The process of comparing and matching figures from the accounting records against those presented on a bank statement to ensure consistency and accuracy in financial records.

Journal Entries

The method by which financial transactions are recorded in a company's accounting records, noting the accounts affected and the amounts involved.

Debit Cash

An accounting entry that increases the cash balance in the company's ledger.

Checklist

A comprehensive list of items or tasks that need to be completed, often used for verification, inspection, or procedural purposes.