When Doing a Plaque Assay with Human or Animal Cells

question 25

Multiple Choice

When doing a plaque assay with human or animal cells, a layer of nutrient media mixed with agar is put on top of the cells after they have been infected with the diluted virus.What is the major purpose of this agar layer?

• A) It helps to feed the cells as they grow.
• B) It promotes the replication of the virus.
• C) It makes the infected cells easier to visualize.
• D) It limits the movement of virus particles.
• E) All of the above are correct.

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Definitions:

Inner Class

A class defined within another class in Java, useful for logically grouping classes that are only used in one place, increasing encapsulation.

.Class File

A .class file is a compiled bytecode file generated by the Java compiler from .java source files, containing instructions that the Java Virtual Machine (JVM) executes.

Total Ordering

A mathematical concept referring to a complete arrangement or sequencing of elements according to a specific order, without any pair of elements being incomparable.

Inheritance

A fundamental concept in object-oriented programming where a class (subclass) can inherit fields and methods from another class (superclass), promoting code reuse.