Which Neurotoxin Is Also an Essential Trace Element

question 32

Multiple Choice

Which neurotoxin is also an essential trace element?

• A) Lead
• B) Manganese
• C) Selenium
• D) Mercury

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Definitions:

Standard Deviation

A criteria used to determine the amount of spread or variation among a group of data values.

Negative Value

A number that is less than zero.

Standard Normal Distribution

A probability distribution that is symmetric about the mean, showing that data near the mean are more frequent in occurrence than data far from the mean, typically represented with a mean of 0 and a standard deviation of 1.

Probability Density Function

A mathematical expression that represents how likely it is for a random variable to assume a specific value.