Which one among the following separation techniques is used for blood tests in diagnostic laboratories ?
- A.Filtration
- B.Chromatography
- C.Centrifugation
- D.Crystallization
Show answer
Diagnostic laboratories spin blood samples in a centrifuge to separate the plasma or serum from the blood cells. In centrifugation a sample is rotated at high speed, so the denser particles are pushed to the bottom of the tube and the lighter liquid stays on top.
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