Autoimmune Polyendocrinopathy-Candidiasis-Ectodermal Dystrophy (APECED)is Caused by a Defect in

question 1

Multiple Choice

Autoimmune polyendocrinopathy-candidiasis-ectodermal dystrophy (APECED) is caused by a defect in

• A)cathepsin L
• B)a transcription factor that regulates tissue-specific gene expression in the thymus
• C)the production of regulatory CD4 T cells
• D)FoxP3
• E)T-cell receptor gene rearrangement.

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Definitions:

Standard Deviation

A statistical measure used to quantify the amount of variation or dispersion of a set of data values around the mean.

Standard Error

The standard deviation of the sample distribution of a statistic, commonly used in determining how well a sample represents a population.

Sampling Distribution

A distribution of probabilities for a statistic that is acquired by drawing numerous samples from a particular population.

Margin of Error

An expression of the amount of random sampling error in a survey's results, which indicates the precision of the estimates.