Which of the Following Is an Example of Reverse Genetics

question 36

Multiple Choice

Which of the following is an example of reverse genetics?

• A)A geneticist maps the location of mutations associated with strains of mice found to have heart defects.
• B)A geneticist searches for naturally occurring mutations that affect the sleep cycle in breeds of dogs.
• C)A geneticist runs a Southern blot to map the location of a mutant gene in a species of bacterium growing in a hot spring and then clones that mutant gene.
• D)A geneticist experimentally creates a mutation in a gene of unknown function in Drosophila and then observes the mutant phenotype.
• E)None of these is an example of reverse genetics.

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Definitions:

Harm Reduction Model

Approach to treating substance use disorders that views alcohol use as normative behavior and focuses education on the immediate risks of the excessive use of alcohol (such as alcohol-related accidents) and on the payoffs of moderation (such as avoidance of hangovers).

College Drinking

The consumption of alcohol by college and university students, often discussed in the context of social norms, binge drinking, and its impacts on academic performance and health.

Abstinence Programs

Educational programs aimed at preventing substance abuse and sexual activity by promoting abstinence as the only effective method.

Gradual Withdrawal

The process of slowly reducing the intake of a substance to minimize withdrawal symptoms in the treatment of substance dependence.