Looking at Your Results of the Ames Test Using Bacteriological

question 8

Multiple Choice

Looking at your results of the Ames test using bacteriological agar medium plates lacking the amino acid histidine, you find that there are many colonies growing on the agar.How do you interpret this result?

• A)The bacterium has turned its operon genes on, producing proteins necessary for growth.
• B)The chemical being tested is mutagenic.
• C)The bacterium does not have any plasmids, so it cannot grow on the medium.
• D)The drug being tested has no inhibitory effect on the bacterium; therefore, it is not a good antibiotic to give for treatment of disease.

---

Definitions:

Currency

A system of money in general use in a particular country or economic context, serving as a medium of exchange for goods and services.

Interest

The cost of borrowing money or the payment received for lending money, typically expressed as a percentage of the principal amount per year.

Human Capital

The collective skills, knowledge, abilities, and experience of an individual or workforce, representing a form of wealth that can be directed towards economic activities.

Physical Capital

Tangible assets that are used in the production of goods and services, such as machinery, buildings, and equipment.