Biology, 30.08.2019 20:00 eternity88091

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

Answers

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