Which of the Following Explains Why IgM Activates Complement So

question 6

Multiple Choice

Which of the following explains why IgM activates complement so effectively?

• A)IgM is the principal isotype in the blood
• B)Pentameric IgM has five constant regions available to interact with C1
• C)IgM is made in the innate immune response and does not require previous exposure to antigen
• D)IgM is transported across mucosal epithelium, where antigens are often first encountered by the host
• E)IgM binds with high affinity to mast cells in the connective tissue and is strategically located beneath skin and mucosal surfaces

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Definitions:

Positively Skewed

A description of a distribution of data that is stretched or pulled out towards higher values, with a longer right tail.

Proportion

The fraction of a whole that represents a part of the population or dataset, often expressed as a percentage or decimal.

Observations

Observations are individual pieces of data or measurements collected during an experiment or survey, often used as a basis for analysis and conclusions.

Mean, Median, Mode

Statistical measures used to summarize a set of data where mean is the average, median is the middle value when data is sorted, and mode is the most frequent value.