Select the Term That Is Spelled Correctly and Give Its

question 15

Short Answer

Select the term that is spelled correctly and give its meaning.
-urinary meatal stenosis: __________

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Definitions:

Macrophages

A type of white blood cell part of the immune system, responsible for detecting, engulfing, and destroying pathogens and dead cells.

Null Cells

Lymphocytes that lack surface markers distinctive of T or B cells, often associated with natural killer cell activity.

Variable Regions

Parts of antibodies that differ from one antibody to another, enabling them to bind to a specific antigen.

T-cell Receptors

These receptors on the surface of T-cells recognize and bind to antigens presented by other cells, initiating an immune response.