Mary Jane Osborn discovered that inner and outer membranes are different in density by using
A) genetic analysis.
B) X-ray crystallography.
C) ultracentrifugation.
D) protein synthesis.
E) fluorescent.

Question

Quizplus · Accepted Answer

Ultracentrifugation is the method used to separate and distinguish the components of a mixture based on their different densities. In this case, Mary Jane Osborn could have used ultracentrifugation to separate the inner and outer membranes of the cell, and determine their different densities.

Mary Jane Osborn Discovered That Inner and Outer Membranes Are