How Is It Possible for Humans to Use Some Proteobacteria,such

question 43

Multiple Choice

How is it possible for humans to use some Proteobacteria,such as Geobacter species,to generate electricity?

• A) Geobacter species use lipopolysaccharide, or LPS, within their outer membrane to store energy that can be harnessed.
• B) Geobacter species transfer electrons to electrodes in fuel cells because they transfer electrons to iron or magnesium.
• C) Geobacter species are heavily flagellated and display swarming behavior that generates electricity.
• D) Geobacter species produce gases during fermentation of carbohydrates, and these gases are used in fuel cells.

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Definitions:

Direct Transfer

A method of transferring assets or funds from one account to another without any intermediary processing steps.

Secondary Market

Sales of existing securities between investors. Compare with Primary market.

Stock

An ownership share in a corporation, representing a claim on part of the company's assets and earnings.

Transaction

An instance of buying or selling something; a business deal or financial arrangement between two parties.