Which of the Following Statements About the Relationship Between Hosts

question 43

Multiple Choice

Which of the following statements about the relationship between hosts and microbes is true?

• A)An opportunistic pathogen has a relatively low infectious dose.
• B)Infection always leads to symptoms.
• C)Some organisms can be pathogens and commensals.
• D)Endogenous infections are caused by microbes that are endemic to the environment.

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Definitions:

Manufacturing Productivity

measures the efficiency of the production process, typically quantified as the ratio of outputs produced to inputs used in the manufacturing process.

Internal Rate of Return

This is a financial metric used to estimate the profitability of potential investments, calculated as the rate of return that makes the net present value of all cash flows from a particular project equal to zero.

Net Cash Flows

The difference between a company's cash inflows and outflows over a specified period.

Average Investment

A metric used to evaluate the efficiency of an investment or to compare the efficiency of a number of different investments.