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Questions and Answers
What is the consequence of the amino acid substitution in sickle-cell anemia?
What is the consequence of the amino acid substitution in sickle-cell anemia?
- Increased number of hemoglobin molecules
- Deformation of red blood cells
- Clotting in blood vessels and tissues
- All of the above (correct)
What happens to the hemoglobin molecules in sickle-cell anemia?
What happens to the hemoglobin molecules in sickle-cell anemia?
- They become more soluble in water
- They clump together and form aggregates (correct)
- They are destroyed by the immune system
- They become smaller in size
Which amino acid substitution is responsible for sickle-cell anemia?
Which amino acid substitution is responsible for sickle-cell anemia?
- Asp to Val
- Glu to Val (correct)
- Glu to Asn
- Asp to Asn
What causes the change in shape of red blood cells in sickle-cell anemia?
What causes the change in shape of red blood cells in sickle-cell anemia?
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What is one of the consequences of sickle-cell anemia?
What is one of the consequences of sickle-cell anemia?
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