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.

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Definitions:

Adolescent Girls

Young female individuals in the period of life transitioning from childhood to adulthood, typically aged between 10 and 19.

Sexual Fluidity

The concept that sexual attraction and preferences can change over time and are not fixed, indicating a spectrum of sexuality where individuals may experience shifts in whom they are attracted to.

Sexual-Orientation Mobility

The shifting of sexual attractions, behaviors, and identities over time.

Sexual Identification

The process of recognizing and defining oneself according to one's sexual orientation and preferences.