Imagine protein X, destined to span theplasma membrane. Assume that the mRNA carrying the geneticmessage for protein X has already been translated by ribosomesin a cell culture. If you fractionate the cells (see Figure 6.4), inwhich fraction would you find protein X? Explain by describingits transit through the cell.

Human Heredity: Principles and Issues (MindTap Course List)
11th Edition
ISBN:9781305251052
Author:Michael Cummings
Publisher:Michael Cummings
Chapter9: Gene Expression And Gene Regulation
Section: Chapter Questions
Problem 2QP: Define replication, transcription, and translation. In what part of the cell does each process...
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Imagine protein X, destined to span the
plasma membrane. Assume that the mRNA carrying the genetic
message for protein X has already been translated by ribosomes
in a cell culture. If you fractionate the cells (see Figure 6.4), in
which fraction would you find protein X? Explain by describing
its transit through the cell.

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