How Is the Orientation of Membrane Proteins in the Membrane

question 4

Multiple Choice

How is the orientation of membrane proteins in the membrane thought to be accomplished?

• A)After synthesis, an enzyme orients the protein properly.
• B)During synthesis, the translocon inner lining orients the nascent polypeptide so the more positive end faces the cytosol.
• C)During synthesis, the translocon inner lining orients the nascent polypeptide so the more negative end faces the cytosol.
• D)During synthesis, the translocon inner lining orients the nascent polypeptide so the more positive end faces the mitochondrial intermembrane space.
• E)After synthesis, the translocon inner lining orients the nascent polypeptide so the more positive end faces the cytosol.

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Definitions:

Quality Management System

A framework of processes and procedures used to ensure that an organization can consistently meet customer and regulatory requirements for quality.

Cost-Benefit Analysis

A process used to evaluate the overall value of a project or decision by comparing its costs to its benefits.

Pareto Chart

A type of chart used in quality control and project management that combines both bars and a line graph, where individual values are represented in descending order by bars, and the cumulative total is represented by the line.

Cumulative Total

The sum of all values in a sequence, typically used in reference to numerical data or financial transactions.