Cyanide Is a Chemical Used to Dissolve Gold and Is

question 56

Multiple Choice

Cyanide is a chemical used to dissolve gold and is harmful to the environment and organisms living there.A couple of biochemists came up with the idea of using the bacteria in the genus Pseudomonas to break down the cyanide used by a gold mining company.Which term refers to this use of bacteria?

• A)bioremediation
• B)immunoextraction
• C)decomposition
• D)bioextraction
• E)biosynthesis

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Definitions:

Amortization

The gradual reduction of a debt over a period of time through regular payments that cover principal and interest.

Semiannually

Occurring twice a year or every six months.

Interest Payments

The amount of money paid regularly (typically annually or semiannually) for the use of borrowed funds.

Callable Bonds

Bonds that can be redeemed by the issuer prior to their maturity date at a specified call price.