In Your Microbiology Lab, Your Class Is Identifying Bacteria

question 59

Multiple Choice

In your microbiology lab, your class is identifying bacteria. You are using dichotomous keys to aid in the identi?cation process using the data from a variety of biochemical tests. What problems do you foresee in this procedure?

• A) Dichotomous keys are too sophisticated to read properly, so you are worried that there will be a large degree of error in your identi?cation.
• B) Dichotomous keys are not valid for identi?cation.
• C) If you misread a biochemical test or write down the wrong result, the key will likely take you to an alternative organism that is not your unknown bacterium.
• D) The dichotomous key does not contain information on your bacterium.

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Definitions:

Serial Bonds

Bonds issued in a series, each one of which has a different maturity date and thus comes due at a different time.

Maturities

The term dates on which debts or investments are due to be paid or settled.

Bond Issue

The process by which a borrower, such as a company or government, raises funds by selling bonds to investors, with the promise to pay back with interest at future dates.

Term Bonds

Term bonds are fixed income securities issued with a fixed maturity date at which the principal amount is due to be paid to investors.