Viral Neutralization Testing Is Based on the Fact That

question 63

Multiple Choice

Viral neutralization testing is based on the fact that

• A) antibodies have different molecular weights.
• B) the gene for a pathogen's antigen can be isolated and introduced into a host cell by way of a plasmid.
• C) viruses introduced into appropriate cell cultures have a cytopathic effect.
• D) antibodies to certain microbes can be given a fluorescent label.
• E) antibodies can be produced against the toxin of a pathogen.

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Definitions:

Medial Hypothalamus

An area of the brain involved in regulating hunger, thirst, and the body's energy balance.

REM Sleep

A sleep phase characterized by rapid eye movements, where dreaming occurs and brain activity is similar to wakefulness, important for processing emotions and memories.

Restorative Theory

A theory that suggests sleep is necessary for the body to repair and rejuvenate itself.

Circadian Theory

A concept pertaining to the biological processes that follow a roughly 24-hour cycle, affecting various physiological and psychological functions.