There is never a complete guarantee of a contaminant-free specimen, but patient ________ can help keep the chances of specimen contamination to a minimum

Factors that determine the amount of argon required include _________________, leakage, and the type or amount of combustible material being protected

a. the volume of the enclosed area b. the type of building construction c. the response time of local fire department d. the size of storage vessel

What blood group system antigens were used in the earliest days of parentage testing?

a. ABO, FY, JK b. ABO, MN, Rh c. ABO, P, Rh d. ABO, Rh, Xg