Currently,European Countries,which Are Unfamiliar with Immigration and Migration Issues,have to Deal

question 67

Multiple Choice

Currently,European countries,which are unfamiliar with immigration and migration issues,have to deal with considerable upheaval at home because of massive immigration from Africa and Asia.For example,________________,which initially needed cheap labor and hired Turks to do that work as "guest workers," is now home to almost 4 million people of Turkish descent who are not citizens.

• A)Germany
• B)England
• C)France
• D)Denmark
• E)Sweden

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Definitions:

Latent Infection

An infection that is present but not active or producing symptoms.

Antibodies

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

Antigen

Any substance that causes the immune system to produce antibodies against it, which includes pathogens, foreign blood cells, and some toxins.

Chemical Barrier

A defense mechanism or physical substance that prevents or reduces the risk of infection or damage by biological or chemical agents.