A Chunk of Tissue Is Treated So That Each Cell's

Multiple Choice

A chunk of tissue is treated so that each cell's membrane is broken open to release the contents inside,and then subjected to differential centrifugation.Which of the following is true at the end of the centrifugation?

A) Depending on the speed of the centrifugation,the proteasome is more likely to be in the supernatant than a chaperone.
B) Proteins of similar density will be found in the same fraction (either pellet or supernatant) .
C) The pellet contains the least dense material.
D) The pellet will contain a purified protein for further analysis.