Within Six Months of Effectively Using Methicillin to Treat S

question 2

Multiple Choice

Within six months of effectively using methicillin to treat S. aureus infections in a community, all new S. aureus infections were caused by MRSA. How can this best be explained?

• A) A patient must have become infected with MRSA from another community.
• B) In response to the drug, S. aureus began making drug-resistant versions of the protein targeted by the drug.
• C) Some drug-resistant bacteria were present at the start of treatment, and natural selection increased their frequency.
• D) S. aureus evolved to resist vaccines.

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Definitions:

Integrated Involvement

The comprehensive engagement and participation of individuals in various aspects of a system, process, or activity.

Social Isolation

A state where an individual lacks a sense of social belonging, engagement with others, and fulfilling relationships.

Knowledge-Based Processes

Operations or activities that heavily rely on specialized knowledge or expertise to achieve specific outcomes.

Contextual Factors

The various external elements that can influence the performance and operations of an organization, including cultural, social, political, and economic conditions.