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The ____ Symbol Next to a Field Name in a Field

question 9

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The ____ symbol next to a field name in a field list indicates the table's primary key.


Definitions:

IgD

A class of antibodies that play a role in the immune system's response to antigens, mainly found on the surface of B cells.

Secondary Immune Response

The enhanced immune response elicited upon a second or subsequent exposure to a specific antigen, providing quicker and more effective protection.

Memory Cells

Long-lived immune cells that "remember" past infections, allowing for a faster and stronger response upon re-exposure to the same pathogen.

Latent Period

The time interval between exposure to a pathogen or initiating event and the onset of symptoms or disease.

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