What Would Be Observed by Live-Cell Fluorescence Microscopy Immediately After

question 13

Multiple Choice

What would be observed by live-cell fluorescence microscopy immediately after HIV entry if HIV is endocytosed first, and then later fuses with the endocytotic vesicle membrane?

• A) A spot of red fluorescence will be visible on the infected cell's plasma membrane, marking the site of membrane fusion and HIV entry.
• B) The red fluorescent dye-labelled lipids will appear in the infected cell's interior.
• C) A spot of red fluorescence will diffuse in the infected cell's cytoplasm.
• D) A spot of red fluorescence will remain outside the cell after delivering the viral capsid.

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Definitions:

Introspection

Reviewing or scrutinizing one's own psychological and emotional states.

Wundt

Wilhelm Wundt, often considered the father of experimental psychology, known for founding the first psychology laboratory.

Titchener

A psychologist known for founding structuralism and advocating the method of introspection to identify the basic elements of consciousness.

Cognitive Processes

Mental activities involved in acquiring, storing, retrieving, and using knowledge, including perception, memory, reasoning, and language.