Killed or Inactivated Vaccines Are Prepared by

question 63

Multiple Choice

Killed or inactivated vaccines are prepared by

• A)removal of virulence genes from the microbe.
• B)treatment with formalin, heat, or radiation.
• C)passage of the pathogen through unnatural hosts or tissue culture.
• D)long-term subculturing of the microbe.
• E)All of the choices are correct.

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Definitions:

Tay-Sach's Disease

A genetic disorder characterized by the destruction of nerve cells in the brain and spinal cord, leading to severe neurological impairment, typically diagnosed in infancy.

Hyperammonemia

A medical condition characterized by elevated levels of ammonia in the blood, which can be toxic to the brain.

PKU

Phenylketonuria is a genetic disorder characterized by an inability of the body to process the amino acid phenylalanine, leading to harmful levels in the blood if left untreated.

Phenylalanine

An essential amino acid that cannot be made by the body and must be obtained from food, important for the biosynthesis of other proteins and molecules.