In an Experiment, Knockout Mice Without the Ability to Taste

question 39

Multiple Choice

In an experiment, knockout mice without the ability to taste sweetness were conditioned over a period of six days. On the first day, they were allowed to sip from a sugar-water spout placed on one side of the chamber. On the second day, they were allowed to sip from a plain-water spout placed on the other side of the chamber. After the six days of conditioning, both spouts were made available again. The spouts delivered only plain water. The mice exhibited a strong preference for the spout that had previously delivered the sugar water. This implies that the mice had:

• A) learned to recognize and prefer the nutritious sugar water.
• B) developed the PAV version of a gene used to code for a specific taste receptor.
• C) developed the AVI version of a gene used to code for a specific taste receptor.
• D) regained their ability to detect sweet flavors.

Recognize the importance of environmental factors and community infrastructure in disease prevention.

Understand the historical development of public health initiatives and their impact on community health.

Analyze the role of government and non-governmental organizations in the advancement of public health.

Identify key figures and their contributions to public health and nursing.

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Definitions:

Ethical Decision-Making Framework

A structured process to help ensure wise and moral decisions, taking into account the implications and consequences of the decisions.

Individual Factors

Personal characteristics including beliefs, values, and experiences that shape an individual's behavior and ethical decision-making.

Organizational Factors

Elements within an organization, such as culture, structure, and leadership, that influence behaviors, decisions, and overall performance.

Motivational Carrots

Incentives or rewards used to motivate individuals or encourage desired behaviors, often in a work or goal-oriented context.