Three and a Half Million Immigrants, Mostly from Northern and Western

question 8

True/False

Three and a half million immigrants, mostly from northern and western Europe, arrived in the 1890s.

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Definitions:

Antibodies

Proteins produced by the immune system that recognize and neutralize foreign substances such as bacteria and viruses.

Fetus

A developing human from roughly the eighth week after conception until the moment of birth.

Rh Incompatibility

A condition occurring when a pregnant woman's Rh-negative blood type is incompatible with her Rh-positive baby, potentially leading to health problems in the newborn.

Rh Factors

Antigens present on the surface of red blood cells that can cause a reaction between the blood of the mother and fetus, important in pregnancy and blood transfusion compatibility.