The abnormal hemoglobin molecule responsible for sickle cell anemia is
hemoglobin D
hemoglobin A
hemoglobin S
hemoglobin C
hemoglobin F
hemoglobin S
Rationale: Hemoglobin A is normal hemoglobin; hemoglobin C is an abnormal hemoglobin that substitutes lysine for glutamic acid; hemoglobin F is the hemoglobin found in fetal cells; hemoglobin D does not exist.
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A. 20 degrees. B. 30 degrees. C. 45 degrees. D. 90 degrees.
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A) Multivitamin B) Calcium C) Iron D) B12
Which film speed requires the least amount of radiation exposure to produce a diagnostic-quality image?
a. D b. E c. F d. G
Give several possible reasons a patient might refuse to take medication