Pathogens That Have the Ability to Change Their Surface Antigens

question 59

Multiple Choice

Pathogens that have the ability to change their surface antigens are better able to do which of the following?

• A)acquire nutrients
• B)evade host defenses
• C)attach to host cells
• D)exit the host successfully
• E)enter host cells

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Definitions:

Curbing Pollution

Measures undertaken to reduce or eliminate the release of pollutants into the environment to protect ecological balance and public health.

Regulations

Rules and standards created and enforced by government agencies to control or govern conduct within various sectors, industries, and activities.

External Cost

Costs that result from economic activities and are not reflected in market prices, often borne by a third party or society at large.

Mixed Economies

Economic systems that combine elements of both capitalism and socialism, featuring a blend of government intervention and private enterprise.