Which of the Following Conditions Would You Use to Enrich

question 21

Multiple Choice

Which of the following conditions would you use to enrich purple nonsulfur bacteria from lake sediments?

• A) anoxic media with a good light source
• B) mineral media with ammonia and oxygen in the dark
• C) anoxic mineral media with an organic acid and a good light source
• D) mineral media with nitrate and acetate in the dark

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Definitions:

Productively Efficient

A situation where goods or services are produced at the lowest possible cost, maximizing the allocation of resources.

Opportunity Cost

The drawback of dismissing the next superior alternative during the decision process.

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