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Related Concept Videos

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Natural selection influences the frequencies of particular alleles and phenotypes within populations in several different ways. Primarily, natural selection can be directional, stabilizing, or disruptive. Directional selection favors one extreme trait and shifts the population towards that phenotype while selecting against individuals displaying alternate traits. Stabilizing selection favors an intermediate trait with a narrow range of variation. Deviation from the optimal phenotype towards an...
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Plants often form mutualistic relationships with soil-dwelling fungi or bacteria to enhance their roots’ nutrient uptake ability. Root-colonizing fungi (e.g., mycorrhizae) increase a plant’s root surface area, which promotes nutrient absorption. While root-colonizing, nitrogen-fixing bacteria (e.g., rhizobia) convert atmospheric nitrogen (N2) into ammonia (NH3), making nitrogen available to plants for various biological functions. For example, nitrogen is essential for the...
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Conditioned Taste Aversion01:14

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Conditioned taste aversion, also known as sauce béarnaise syndrome, is a phenomenon in which an individual develops an aversion to a certain food taste following a negative experience, typically illness. This form of aversion is a type of classical conditioning in which the taste of the food (conditioned stimulus, CS) is associated with the experience of illness (unconditioned stimulus, UCS).
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Related Experiment Video

Updated: Jun 27, 2025

Sucrose Preference and Novelty-Induced Hypophagia Tests in Rats using an Automated Food Intake Monitoring System
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Sucrose Preference and Novelty-Induced Hypophagia Tests in Rats using an Automated Food Intake Monitoring System

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Uptown Squirrel Does Not Eat That.

Christy A Rentmeester1

  • 1Managing editor of the AMA Journal of Ethics.

AMA Journal of Ethics
|May 3, 2024
PubMed
Summary

Free offers may distract from critical ethical and clinical issues. Bioethics can address concerns like antimicrobial resistance and stewardship.

Area of Science:

  • Bioethics
  • Medical Ethics
  • Public Health

Background:

  • Free offers in healthcare settings can obscure ethical considerations.
  • Distraction from core ethical, cultural, and clinical issues is a concern.

Purpose of the Study:

  • To examine ethical reasons for reconsidering marketing in healthcare.
  • To highlight bioethics' role in addressing critical health challenges.

Main Methods:

  • Ethical analysis of "free offer" marketing strategies.
  • Literature review on bioethical principles and applications.

Main Results:

  • "Free offers" may divert attention from significant ethical dilemmas.
  • Antimicrobial resistance and stewardship are key areas for bioethical focus.

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Related Experiment Videos

Last Updated: Jun 27, 2025

Sucrose Preference and Novelty-Induced Hypophagia Tests in Rats using an Automated Food Intake Monitoring System
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Sucrose Preference and Novelty-Induced Hypophagia Tests in Rats using an Automated Food Intake Monitoring System

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Assessment of Social Transmission of Food Preferences Behaviors
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Conclusions:

  • Re-evaluation of healthcare marketing is necessary.
  • Bioethics provides a framework for addressing complex issues like antimicrobial resistance.