Recap Chapter Centrifuge

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Centrifuge is a device used to separate particles from a solution according to their

• Molarity
• Density
• Morphology
• Phsyiology

What is the term for hard-packed concentration of particles in a tube or rotor after centrifugation that is gathered at the bottom?

• Supernatant
• Pellet
• RPM
• RCF

What is the term for the clarified liquid above the remaining solution?

• Supernatant
• Pellet
• RPM
• RCF

What is the meaning of RPM in centrifuge instrumentation?

Which of the following is not in one of the centrifuge classes?

• Ultra centrifugation
• Moderate speed centrifugation
• Low speed centrifugation
• High speed centrifugation

Rapid sedimentation of blood samples usually uses which type of centrifuge?

• Desktop clinical centrifuge
• Highspeed centrifuge
• Ultracentrifuge

Differential centrifugation is based on differences of

• density turbulence
• sedimentation rate
• gradually lower g-forces
• decrement in time

Rate-zonal separation in density gradient centrifugation is based on separation of

• Size
• Density
• Molecular geometry
• Rate of reaction

Iso-pycnic separation in density gradient centrifugation is based on separation of

• Size
• Density
• Molecular geometry
• Rate of reaction