In major athletic competition, athletes are required to submit to liquid chromatography testing looking for:
A) Blood doping to increase RBC levels
B) Low serum sodium levels indicating dehydration
C) Use of opioids to minimize pain during competition
D) Use of performance-enhancing agents to increase the chances of winning
Ans: D
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For some steroid or peptide hormones, mass spectrometry is becoming increasingly useful and can be combined with other analytical techniques, such as liquid chromatography. These approaches provide definitive identification of the relevant hormone or compound according to its chemical or physical characteristics (e.g., unequivocal detection of performance-enhancing agents in sports).
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