The Lactobacilli, in Their Role as Normal Microbiota of the Vagina

question 44

Multiple Choice

The lactobacilli, in their role as normal microbiota of the vagina, help the vagina resist infection by contributing to

• A) the neutrality of the vaginal mucus.
• B) food for the resident vaginal microbiota.
• C) acidity of the vagina.
• D) fertility of the host.
• E) a high vaginal pH.

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Definitions:

Marginal Cost

The cost of producing one additional unit of a good or service, a concept crucial for understanding economic decision-making and pricing strategies.

Positive Externalities

Benefits that result from a commercial activity experienced by others who are not directly involved in the transaction or activity.

Spillover Benefits

The positive effects experienced by third parties or the wider community from an economic transaction or activity, which are not reflected in the market price.

Pollution Abatement

Measures and processes implemented to reduce, control, or eliminate pollution from various sources in order to protect the environment.