Learning items
Explore shared ideas across books.
Health & the human body
VocabularyHuman microbiome
The human microbiome includes microbial communities associated with the human body and their genetic material.
ConceptColonization versus infection
Colonization is microbial presence or growth at a body site without causing tissue damage or disease; infection may be symptomatic or asymptomatic.
VocabularyEpidermis
The epidermis is the outermost layer of the skin.
All items includes definitions still awaiting topic classification.