Antibodies

A. are made by innate immune cells.
B. are molecules or parts of molecules belonging to foreign pathogens.
C. are Y-shaped proteins with two pathogen-binding sites.
D. bind to a wide variety of different antigens.


Answer: C

Environmental & Atmospheric Sciences

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A dynamic system refers to a system in which

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Answer the following statement true (T) or false (F)

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Answer the following statement true (T) or false (F)

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