anatomy
biology
blue
cell
cilia
color
colorful
colour
dangerous
digestive
disease
diseases
drawing
duodenalis
element
flagella
giardia
giardiasis
icon
illness
illustration
infecting
infection
infectious
isolated
lamblia
medical
medicine
microbe
microbiology
microorganism
microscopic
nucleus
parasite
parasites
parasitic
parasitology
pearshaped
protozoa
protozoan
purple
science
scientific
sign
small
structure
tiny
trophozoite
violet
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