Hemoglobin

Which of the following hemoglobin is insoluble under lowered oxygen tension?

• HbA₁

• HbS

• HbF

• HbC

In the tube solubility test for Hemoglobin S the reagent responsible for the reduction of the hemoglobin molecule is:

• Potassium phosphate

• Sodium dithionate

• Saponin

• Drabkin's reagent

In cases of increased 2, 3 DPG, what would happen to the oxygen dissociation curve

• Shift to the left; deliver more oxygen

• Shift to the right; deliver more oxygen

• Shift to the left; deliver less oxygen

• Shift to the right; deliver less oxygen

Which component of blood contains hemoglobin?

• Plasma

• White blood cells

• Red blood cells

• Platelets

What is the primary function of hemoglobin in the human body?

• Transporting carbon dioxide

• Transporting oxygen

• Clotting blood

• Fighting infections

Tags

NGSS.HS-LS1-7

Hemoglobin is a protein that contains which metal ion?

• Calcium

• Iron

• Magnesium

• Zinc

What is the normal range of hemoglobin for adult males?

• 10-12 g/dL

• 13-17 g/dL

• 18-22 g/dL

• 23-27 g/dL

Which condition is characterized by a deficiency of hemoglobin?

• Leukemia

• Anemia

• Thrombosis

• Hemophilia

What is the quaternary structure of hemoglobin composed of?

• Two alpha and two beta chains

• Four alpha chains

• Four beta chains

• Two alpha and two gamma chains

Which variant of hemoglobin is most commonly associated with sickle cell disease?

• HbA

• HbF

• HbS

• HbC

Tags

NGSS.HS-LS3-2