Bacteria Are a Commonly Used Organism for Studies of Genetic

question 45

Multiple Choice

Bacteria are a commonly used organism for studies of genetic material in the research laboratory. The nucleic acids must first be isolated from the cells for these studies. Which of the following would most likely be used to lyse the bacterial cells for nucleic acid isolation?

• A) alcohol
• B) mycolic acid
• C) polymixins
• D) lysozyme
• E) water

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Definitions:

Ordinary Simple Interest

Interest calculated on the principal amount of a loan or investment, based on a simple calculation and not compounded.

360-Day Year

A simplified accounting method that assumes there are 360 days in a year, used for calculating interest and other financial metrics.

Principal

The original sum of money borrowed in a loan, or the initial amount of investment, excluding interest or profit.

Ordinary Simple Interest

Interest calculated on the principal amount only, without compounding, over a specific period.