An Advantage of Prenatal Diagnosis by Genotypic Analysis for Hemophilia

question 21

Multiple Choice

An advantage of prenatal diagnosis by genotypic analysis for hemophilia over phenotypic analysis is:

• A) ABO blood type does not affect the analysis
• B) A chorionic villus biopsy can be tested at 4 weeks gestation
• C) Direct DNA diagnosis is available for all families
• D) It can be done as a point-of-care test

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Definitions:

Thermal Water Pollution

Pollution caused by discharging hot water or industrial effluents into rivers or seas, affecting aquatic life and ecosystems.

Cooling Towers

Structures that remove heat from water or other liquids through the process of evaporation, often used in power plants and industrial facilities.

Ecologically Vulnerable

Refers to ecosystems that are exceptionally sensitive to environmental changes or disturbances.

Organic Compounds

Chemical compounds that contain carbon, and are typically found in living systems, often complex and varied in structure.