Clinical Chemistry multiple question and true or false.

1- Which of the following chromogens will produce a colored complex with iron?

A) Ferrozine B) 8-hyroxyquinoline C) Biuret D) Molybdic acid

2- Transferrin circulates as which of the following?

A)Prototransferrin-Fe3+ B) Lipotransferrin-Fe2+ C)) Apotransferrin-Fe2+ D) Apotransferrin-Fe3+

3-Transferrin provides a reserve of iron readily available for formation of hemoglobin and other heme proteins True or false?

4-Normally, only about one-third of the iron binding sites of transferrin are occupied by Fe+3 True or False?

5-Protoporphyrins that chelate iron are called:

A) Heme B)Hemin C) Hemosiderin D) Hemoglobin

6- Which of the following statements about an anemic condition is true?

A) The number of erythrocytes is abnormally low

B) The number of leukocytes is abnormally low

C) The number of erythrocytes is abnormally high

D) The number of leukocytes is abnormally high

7- What protein is used by red blood cells in the transport of oxygen and carbon dioxide?

A) Hemoglobulin B) Zymogen C)Fibrin D) Hemoglobin

If you are not sure about anything please let me know so that I can double check.