Pregunta:
The skin is a defence against pathogens by _______ ______ ____ _____ of the ____. if it is ___ or ______ it __________ begins to ____ ______, often forming a ____ which ________ ________ as the skin acts as a ________ _______
Autor: Ruthgreen_6Respuesta:
Covering almost all parts body cut grazed immediately heal itself scab prevents infection physical barrier
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Autor
Ruthgreen_6