The Virus Shown in the Diagram Below Is Only Able

question 15

Multiple Choice

The virus shown in the diagram below is only able to infect and replicate in epithelial cells. In order for the cross-presenting dendritic cell to display viral peptides, rather than self peptides on its surface MHC class I proteins, which of the following procedures could be utilized, starting with the components shown in Figure?

• A) Mix epithelial cells with heat-killed virus, wait 24 hrs, wash away any virus particles outside the epithelial cells, then add epithelial cells to dendritic cells.
• B) Mix epithelial cells with viral peptides, wait 24 hrs, wash away any viral peptides not bound to the epithelial cells, then add epithelial cells to dendritic cells.
• C) Mix epithelial cells with live virus particles, wait 24 hrs, wash away any virus particles outside the epithelial cells, then add epithelial cells to dendritic cells.
• D) Mix dendritic cells with viral nucleic acids and epithelial cells for 24 hrs.
• E) MIx epithelial cells will viral nucleic acids, wait 24 hrs, wash away any viral nucleic acid remaining outside the epithelial cells, then add epithelial cells to dendritic cells.

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Definitions:

Halo Effect

A cognitive bias in which one's overall impression of a person influences one's feelings and thoughts about that person's character.

Similarity Error

A bias in decision making or evaluation, where individuals are judged more favorably because they share similarities with the evaluator.

Perceptual Error

A cognitive mistake that occurs when someone misinterprets sensory information or makes incorrect judgments about a scenario or individual.

Arab Countries

Nations in the Arab world, primarily located in the Middle East and North Africa, characterized by shared linguistic, cultural, and political traditions.