AnswersGV 2018 - P.E. Health Science Concepts - PE361The Lymphatic System

The Lymphatic System Answers

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1
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Proteins that help to identify a cell as self vs. foreign are also known as

A
antibodies.
B
antigens.
C
clotting factors.
D
immunity.
2
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Innate immunity is immunity that is

A
developed over time.
B
present at birth.
C
acquired from exposure to pathogens.

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