Their blood contains high levels of the element mercury, which is often the only way to distinguish them from true humans.
If she lives, her blood would contain the virus just as mine does.
The player's blood contains the cure, which less than 1% of the population possesses.
It appears your blood now contains the same healing agent as mine, whatever that might be.
Patients whose blood contains low levels of white cells are vulnerable to life threatening infections.
This blood does not contain any oxygen, but carries nutrients throughout the body.
It was amazing how much blood even a small human body contained.
The blood contains platelets, which will stick together, and close an open wound.
The other women, whose blood contained no male genes, gave birth to girls.
Only if her blood contains the Companion is it passed to a child she produces.