How Are Prions Different from All Other Known Infectious Agents

question 9

Multiple Choice

How are prions different from all other known infectious agents?

• A) they cannot reproduce outside a cell.
• B) they act as slow viruses.
• C) they cause neurological problems.
• D) they can be destroyed by incineration.
• E) they lack nucleic acid.

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Definitions:

Positive Value

A number greater than zero.

Z

Often referred to in statistics as a standard score, it represents the number of standard deviations a data point is from the mean.

Standard Normal Distribution

A probability distribution that has a mean of zero and a standard deviation of one, representing a perfect bell curve.

Continuous Probability Distributions

Mathematical functions that represent the probabilities of all possible values in an unbroken (continuous) range.