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Ch. 12 DNA Technology and Genomics
Taylor - Campbell Biology: Concepts & Connections 10th Edition
Taylor, Simon, Dickey, Hogan10th EditionCampbell Biology: Concepts & ConnectionsISBN: 9780136538783Not the one you use?Change textbook
Chapter 12, Problem 15d

The possibility of extensive genetic testing raises questions about how personal genetic information should be used. Is there any obligation to warn relatives who might share a defective gene?

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Identify the ethical considerations involved in genetic testing, such as privacy, consent, and the potential psychological impact of knowing one's genetic risks.
Discuss the concept of genetic linkage and how genes are inherited within families, which might influence the decision to share genetic information with relatives.
Evaluate the potential benefits and risks of disclosing genetic information to relatives, including the possibility of early intervention and preventive measures versus causing unnecessary worry or discrimination.
Consider the legal implications and existing guidelines or laws regarding the disclosure of genetic information to third parties, including family members.
Explore the role of genetic counselors and other healthcare professionals in guiding individuals who undergo genetic testing in making informed decisions about sharing their genetic information.

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Key Concepts

Here are the essential concepts you must grasp in order to answer the question correctly.

Genetic Testing

Genetic testing involves analyzing an individual's DNA to identify genetic disorders or predispositions to certain diseases. This process can reveal information about inherited conditions that may affect not only the individual but also their relatives, as many genetic traits are passed down through families.
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Informed Consent

Informed consent is a fundamental ethical principle in healthcare and research, requiring that individuals understand the implications of genetic testing before undergoing it. This includes awareness of how their genetic information may be used, shared, or disclosed, particularly concerning the potential impact on family members.
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Central Dogma

Duty to Warn

The duty to warn refers to the ethical and sometimes legal obligation of healthcare providers to inform individuals about potential risks that could affect their relatives. In the context of genetic testing, this raises complex questions about privacy, autonomy, and the responsibility to disclose information that may help relatives make informed health decisions.
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