A Bacterial Cell Has a Nonsense Mutation That Prevents It

question 51

Multiple Choice

A bacterial cell has a nonsense mutation that prevents it from producing a functional sigma subunit for RNA polymerase.Inability to synthesize a functional sigma subunit would have the most direct effect on

• A)transcription initiation.
• B)transcription elongation.
• C)transcription termination.
• D)translation initiation.

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Definitions:

Volatility

A statistical measure of the dispersion of returns for a given security or market index, often used to gauge the risk involved in investing in that security or market.

Average Rate

is the mean interest rate in a range of rates, or the mean return of a portfolio of assets calculated over a specific period of time.

Semi-strong Form Efficiency

A concept in finance that suggests all public information is already accounted for in stock prices, thus making it impossible to consistently achieve higher returns through analysis of publicly available information.

Price-earnings Ratio

A valuation metric for a company calculated by dividing its current share price by its earnings per share, indicating the dollar amount investors are willing to pay per dollar of earnings.