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The Relationship Between Canada and the United States Is Characterized

question 17

Multiple Choice

The relationship between Canada and the United States is characterized by all of the following EXCEPT:


Definitions:

Infections

The invasion and multiplication of microorganisms such as bacteria, viruses, and parasites that are not normally present within the body and may cause disease or illness.

Microorganism

A simple form of life, commonly made up of a single cell and so small that it can be seen only with a microscope.

Pathogen

A microorganism capable of causing disease.

Prokaryotic Cells

Simple, single-celled organisms without a nucleus or other membrane-bound organelles, such as bacteria.

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