Most Unauthorized Immigrants Enter the United States by Crossing the Border

question 37

Short Answer

Most unauthorized immigrants enter the United States by crossing the border with __________.

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Definitions:

T Helper Cells

A type of white blood cell that plays an important role in the immune system, helping to activate and direct other immune cells.

CD8

A protein found on the surface of immune cells, like T cells, playing a crucial role in the body's defense against infection and cancer.

Progenitor

An ancestor or parent in a direct line of descent, often used to describe the earliest originator or precursor of a particular lineage or group.

Plasma Cell

A type of white blood cell that produces and secretes large volumes of antibodies, playing a critical role in the immune response.