In Addition to Dendritic Cells and Macrophages,B Cells Can Also

question 12

Multiple Choice

In addition to dendritic cells and macrophages,B cells can also act as antigen-presenting cells.  This occurs when ________.

• A)the antigen is a molecule with a simple,repeating structure and evokes an immune response as a T-cell-independent antigen
• B)the B cell engulfs the antigen and presents it to the T helper cell
• C)the B cell engulfs the antigen and presents it to the T cytotoxic cell
• D)the antigen binds to the B cell and after processing,it is presented to the dendritic cells and macrophages

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Recognize the importance of caregiver's role in developing secure attachment in infants.

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Definitions:

Significance Level

A threshold in hypothesis testing that determines the probability of rejecting a true null hypothesis, usually denoted as alpha (α).

Chi-squared Test

An analytical tool designed to assess if the observed frequencies differ significantly from those that were expected in one or more categories.

Normal Distribution

The distribution exhibits a symmetrical pattern centered on the mean, demonstrating the more common appearance of close-to-mean data than those at a distance.

Degrees Of Freedom

The number of values in a study that are free to vary when statistics, like variance, are being calculated, influencing the shape of various distributions.