What is the term for a variety of techniques in which a mixture of dissolved components is fractionated as it moves through a porous matrix?
A)electrophoresis
B)isoelectric focusing
C)chromatography
D)selective precipitation
E)sucrose density centrifugation

Question

Quizplus · Accepted Answer

Chromatography is the general term for a variety of techniques that use a matrix (such as chromatography paper or a column packed with silica gel or other porous material) to separate the components of a mixture based on their interactions with the matrix and with a mobile solvent phase. Different types of chromatography, including size-exclusion chromatography, ion-exchange chromatography, and affinity chromatography, use various mechanisms to separate different components.

What Is the Term for a Variety of Techniques in Which