Diphtheria Is a Disease Produced by Corynebacterium Diphtheriae

question 30

Multiple Choice

Diphtheria is a disease produced by Corynebacterium diphtheriae.However,not all C.diphtheriae bacteria produce the toxin that causes this disease.To produce the toxin,the bacteria must first become infected with a bacteriophage.The process by which bacterial genes are transferred to new bacteria by the bacteriophage is called:

• A) Conjugation
• B) Transduction
• C) Replication
• D) Transformation

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Definitions:

Net Present Value (NPV)

The gap between the current value of cash entering and the current value of cash exiting over a timeframe, employed in investment planning to evaluate the profitability of projects.

Capital Cost Allowance (CCA)

Depreciation for tax purposes, not necessarily the same as depreciation under International Financial Reporting Standards; depreciation method under Canadian tax law allowing for the accelerated write-off of property under various classifications.

After-Tax Operating Income

The income a company generates from its operations after subtracting taxes.

Required Return

The minimum expected return by investors for investing in a particular security or project, reflecting the risk level.