justinbieber19801 justinbieber19801

22-01-2024
Biology

contestada

What is the function of the tonsils and adenoids?
a. they serve as a first line of defense against ingested or inhaled pathogens.
b. they create and distribute t-cells to the body.
c. they remove old blood cells from circulation.
d. they deliver oxygen to the cells of the body.

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