Trait controlled by the both environment and genetic factor. Usually, multifactorial traits outside of illness result in what we see as continuous characteristics in organisms, especially human organisms such as: height, skin color, and body mass.
I recently took a drug test for a job. I tested positive for opiates in my urine. I do not and have never taken drugs of any sort other than alcohol. I dont take any prescription drugs, how is it possible that this happened. I hade consumed some beer about12 hours before the test.
A Professional, in-vitro forensic diagnostic test for use in the qualitative detection of Oxycodone (synthetic opiates) in human urine at the sensitivity cut off level of 100 ng/ml Oxycodone established as standard by the U.S. Department of Health and Human Services, DOT, World Health Organization and SAMHSA.