In cell fractionation various components of cells including its organelles can be isolated in different layers depending upon____________?
Correct answer: D. Both a and b
- A. Their physical properties like size & weight.
- B. Physical properties of the medium like its density.
- C. Their electrical properties like their charges
- D. Both a and b
Explanation
Cell fractionation separates organelles according to physical properties such as size and mass, while the density of the surrounding medium also affects how quickly they sediment. Thus both a and b are involved. Students may choose a alone by overlooking the role of the medium's density.
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