What is G6PD deficiency and what is the characteristic staining sign that indicates this condition?
a. G6PD deficiency is a genetic disorder that affects red blood cells.
b. G6PD deficiency causes red blood cells to become more susceptible to oxidative damage.
c. The characteristic staining sign that indicates G6PD deficiency is "Heinz bodies," which are denatured hemoglobin molecules that appear as small, round inclusions within the red blood cells when stained with a supravital stain.
d. G6PD deficiency can result in episodes of hemolysis, anemia, and jaundice.