A DNA Vaccine Involves Placing Genes into a Plasmid and Introducing

question 3

Multiple Choice

A DNA vaccine involves placing genes into a plasmid and introducing the plasmid into human cells. Human cells then transcribe and translate the genes to produce antigen which immunize the recipient. What is the source of the genes being introduced?

• A) a harmless virus
• B) a laboratory animal (such as a mouse)
• C) a member of the patient's microbiome
• D) a pathogen
• E) human B or T cells

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Definitions:

Straight-Line Depreciation

A tactic for apportioning the cost of a physical asset over its effective lifespan in identical yearly expenditures.

Fixed Costs

Expenses that do not change with the level of goods or services produced over a short period.

Operating Cash Flow

A measure of the amount of cash generated by a company's normal business operations, indicating whether a company can generate sufficient positive cash flow to maintain and grow its operations.

DOL

Degree of Operating Leverage, which measures a company's sensitivity of operational income to its sales levels, indicating the proportion of fixed versus variable costs.