animation

attack

bacillus

background

bacteria

bacterium

biology

blood

bloodstream

body

bug

cell

coli

computer

culture

depicts

diarrhea

dirty

dna

electron

escherichia

floating

food

groupings

human

illness

illustration

image

lanimation

looping

magnification

matter

medical

medicine

micro

microscope

movements

organic

organism

poisoning

rendering

replicate

research

rna

salmonella

science

scientific

sewage

stomachache

structure

substance

swim

swimming

tissue

toxic

virus

vomit

water