Which of the Following Is Not a Mechanism Employed by the Human

question 89

Multiple Choice

Which of the following is not a mechanism employed by the human microbiota to contribute to the first line of defense?

• A)It can phagocytose pathogens
• B)It can lower the pH making the environment too acidic for pathogens to survive
• C)It can out-compete pathogens for limited nutrients
• D)It can train the immune cells to recognize antigenic markers
• E)It can block potential binding sites on epithelial cells restricting adhesion,which is a necessary step for infection

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Definitions:

Supply of Low-skill Workers

The availability of workers without specialized training or high qualifications in the labor market.

Corrected Earnings

Earnings that have been adjusted for factors such as inflation, accounting changes, or tax laws to provide a more accurate measure of real profitability.

Earnings Differential

The difference in wages or salaries stemming from differences in job difficulty, location, skills required, or other factors.

Wage Differentials

The variation in wage rates paid to different groups of workers, often based on skill, location, industry, or job function.