Lupus is an autoimmune disease that attacks what?
Correct answer: Healthy tissue
I am not a number.
The name of the condition "lupus" derives from the Latin for "wolf".
Player Say what!?
Can't Touch This, True, but "tissue" encompasses all you mention so it is the proper answer.
Can't Touch This
eye balls, bone marrow etc. could be "healthy tissue" as well.
the offered answers are ambiguous