Mouse Mutations Can Affect an Animal's Appetite and Eating Habits

question 2

Multiple Choice

Mouse mutations can affect an animal's appetite and eating habits.The ob gene codes for a satiety factor (being fed to capacity) ,the hormone leptin.The db gene product,the leptin receptor,is required to respond to the satiety factor.Leptin is a product of adipose cells.Therefore,a mouse that became very obese by eating in excess would be expected to have

• A)increased gene expression of ob and decreased expression of db.
• B)increased gene expression of db and decreased expression of ob.
• C)decreased transcription of both ob and db.
• D)mutation of ob or db.

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Definitions:

Milgram Experiment

A psychological experiment conducted by Stanley Milgram in the 1960s to study obedience to authority, where participants were instructed to administer electric shocks to another person.

Stanford University Prison Experiment

A psychological study conducted by Philip Zimbardo in 1971 at Stanford University, where students were assigned roles of prisoners and guards to explore the effects of perceived power.

Generalization

Drawing a conclusion about a certain characteristic of a population based on a sample from it.

Logical Support

The provision of reasons or evidence to justify a claim or argument.