Identify the four most common types of drug tests, the relative ...

[ENagel]

Identify the four most common types of drug tests, the relative costs, and the period of elapsed time for which they can detect drug use.
 
  What will be an ideal response?

Question 2

Monica's ultrasound reveals that the baby she is carrying is a boy. Which chromosome pair is present in her baby?
 
  A) XX
  B) XY
  C) XO
  D) YY

[milbourne11]

Answer to Question 1

1. Urine test  least expensive method  detects use within the past week
2. Saliva test  inexpensive and easy to administer  detects use within past few days
3. Hair test  more costly than urine or saliva tests  detects use for past 90 days (three months), but not recent use, such as past week
3. Blood test  most expensive test type  detects use for hours or days depending on the substance

Answer to Question 2

B

[ENagel]

Gracias!

[sultana.d]

TYSM