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.
Urine Testing. Opiates are one of the SAMHSA-5. The five drugs tested for in the standard NIDA approved drug test. The standard tests are a one step rapid qualitative immunoassay for the detection of opiate and opiate metabolites in urine.air Testing. Many opiates are detectable with hair tests (the same which are detectable in a urine test) and are included in the standard set of substances tested for by many companies. The standard hair screen takes the most recent 1.5 inches of growth and use those for testing.