Which of the Following Statements Is True Regarding Hemoglobinopathies but False

question 24

Multiple Choice

Which of the following statements is true regarding hemoglobinopathies but false in thalassemia?

• A) Abnormal hemoglobin polymerizes inside erythrocytes, altering red cell shape.
• B) Novel hemoglobins composed of abnormal combinations of normal globin chains can be detected on hemoglobin electrophoresis.
• C) Elevations in embryonic and fetal hemoglobins can be observed.
• D) The amino acid sequence of the globin chains of the abnormal hemoglobins is normal.

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Definitions:

Low-Pressure Gas

Gas at a pressure lower than the atmospheric pressure, often used in various industrial and commercial applications for its specific properties.

Refrigeration Cycle

The refrigeration cycle is a process that removes heat from a low-temperature reservoir and transfers it to a high-temperature reservoir, crucial in air conditioning and refrigeration systems.

Low-Side Pressure

Refers to the pressure in the low-pressure section of a refrigeration or air conditioning system.

High-Side Pressure

The pressure within the condenser side of a refrigeration or air conditioning system, often indicating the pressure of the refrigerant as it is condensed into a liquid.