Biology, 28.08.2019 16:30 sash0924

Which of the following are part of the body s first line of defense against pathogens?
a. white blood cells
b. red blood cells
c. lymph nodes
d. mucous membranes

Answers: 1

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Which of the following are part of the body s first line of defense against pathogens?
a. whi...

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Which of the following are part of the body s first line of defense against pathogens? a. white blood cells b. red blood cells c. lymph nodes d. mucous membranes

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Another question on Biology

Which of the following are part of the body s first line of defense against pathogens?
a. white blood cells
b. red blood cells
c. lymph nodes
d. mucous membranes