Hemoglobin S (HbS) Is Formed in Sickle Cell Disease as a Result

question 20

Multiple Choice

Hemoglobin S (HbS) is formed in sickle cell disease as a result of which process?

• A)Deficiency in glucose 6-phosphate dehydrogenase (G6PD) that changes hemoglobin A (HbA) to HbS.
• B)Genetic mutation in which two amino acids (histidine and leucine) are missing.
• C)Genetic mutation in which one amino acid (glutamate) is replaced by another (valine).
• D)Autoimmune response in which one amino acid (proline) is detected as an antigen by abnormal immunoglobulin G (IgG).

Understand the ecological and economic services provided by marine and freshwater ecosystems.

Recognize the importance of biodiversity and the factors threatening it within aquatic ecosystems.

Understand the physical conditions and adaptations of organisms in various aquatic ecosystems.

Identify the characteristics and importance of coastal wetlands and their role in environmental protection.

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