Which of the Following Functional Groups Would You Expect to Find

question 13

Multiple Choice

Which of the following functional groups would you expect to find in aerobic iron- and sulfur-rich acidic mine drainage?

• A) dissimilative iron-oxidizers
• B) dissimilative iron-reducers
• C) purple sulfur bacteria
• D) purple sulfur bacteria and dissimilative iron-reducers

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Definitions:

Long-Run Equilibrium

A condition where an economy or market achieves a stable state after adjustments, where supply equals demand over an extended period.

Pure Competition

A market structure characterized by a large number of sellers and buyers, free entry and exit, and a product that is homogeneous across producers.

P = MC

An economic condition where price equals marginal cost, indicating optimal resource allocation in perfectly competitive markets.

Optimally Allocated

Refers to the distribution of resources in a manner that maximizes efficiency and effectiveness, often resulting in the best possible outcome.