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.
Their circulating half is approximately 10 hours. Amphetamines can be detected in urine within 3 hours of any type of administration and remain detectable for 1 to 3 days after single use and 7 to 10 days after chronic use.ost of the opiates can be detected in urine for two to three days after single use and four to five days after chronic use. Oxycodone, oxymorphone, and meperidine cannot be reliably detected by the majority of screening assays. Poppy seeds contain a number of substances including morphine and codeine.