Which Statement Regarding Partial Chromosomal Deletions or Duplications Reflects the Cause

question 2

Multiple Choice

Which statement regarding partial chromosomal deletions or duplications reflects the cause of manifestations?

• A)They result in either a triple dose of some gene alleles or a single dose of some alleles.
• B)They usually result in fewer or milder manifestations than do trisomies or monosomies.
• C)The manifestations are unpredictable because they commonly vary depending on parental origin.
• D)General prenatal chromosomal analysis has resulted in fewer children being born with these problems.

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Definitions:

Medical Procedures

Operations or treatments performed by health professionals to diagnose, treat, or prevent disease.

Mobility Issues

Challenges in moving around, which can be due to various factors such as injury, disability, or aging, affecting one's ability to perform daily activities.

Common-Law Union

A relationship in which a couple lives together in a domestic partnership without a formal marriage ceremony but holds similar legal recognition in certain contexts.

Exogamy

The practice of marrying outside one's own social group, clan, or tribe, promoting genetic diversity and social alliances.