Select the incorrect statement about hemoglobin
a. It combines with oxygen at the lungs.
b. It contains iron.
c. It forms an irreversible association with oxygen.
d. It is located inside the red blood cell.
e. Its globin portion is a polypeptide.
C
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The release of endogenous pyrogen (or interleukin-1 ) by active macrophages would
A) cause inflammation. B) produce a fever. C) activate complement. D) opsonize pathogens. E) activate antibodies.
Erythroblastosis fetalis may occur in
A) a second Rh-positive fetus developing in an Rh-negative woman. B) a first Rh-negative fetus developing in an Rh-negative woman. C) a second Rh-negative fetus developing in an Rh-negative woman. D) a first Rh-positive fetus developing in an Rh-negative woman.
Autoimmune disease arises when the immune system is no longer tolerant of self-antigens and antibodies are produced to attack the body's own tissues
Indicate whether the statement is true or false
A patient with AIDS would be likely to react to an infection with a greater elevation of plasma cortisol than a person without the disease
Indicate whether the statement is true or false.