Finding out your race?

Question

when i was born my mother died of child birth due to the excessive drugs she used during her pregnancy, on my papers it says my father was japanese but didn't have his visa so he could not have me therefore i was adopted, but is there ways of confirming your race? my mother was white/Mormon

Answer 1

DNA test is the most accurate, but might be expensive.  

Answer 2

DNA would be the only way - unless you can research your genealogy.

Answer 3

a genealogy test