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Biology, 31.03.2021 21:30 treavonknorton
Langerhans cells are present in the epidermis of the skin and provide the first line of defense against infections by initiating an inflammatory response when pathogens enter. (2) *
Digestive
Immune
Skeletal
Nervous
Circulatory
Muscular
Excretory
Integumentary
Reproductive
Endocrine
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