________ disorders develop when the immune response targets ...

[jjjetplane]

________ disorders develop when the immune response targets normal body cells and tissues.
 
  A) Immunodeficiency B) Autoimmune C) Allergy D) None of the above

Question 2

Only about 1.5 percent of the oxygen content of arterial blood consists of oxygen molecules in solution. The rest of the oxygen molecules are bound to ________ molecules.
 
  A) leukocyte B) hemoglobin C) macrophage D) hematocrit

[krakiolit]

Answer to Question 1

B

Answer to Question 2

B

[jjjetplane]

TYSM

Thanks for the timely response, appreciate it