A student shows symptoms of consuming the drug Bertinol. A urine sample is collected and given to the forensic lab for urinalysis. Below are the toxicologist's results:
2
List 2 reasons why a positive and negative control are necessary.
List 2 reasons why a positive and negative control are necessary.
1
The student's urine sample turned pink. What does this color change indicate?
The student's urine sample turned pink. What does this color change indicate?
1