英文關鍵字
algae
bacteria
biological
biology
bloom
botany
cancer
caudatum
cell
cellular
chlorophyll
chloroplast
chromosome
cilia
cyanobacteria
cytoplasm
dividing
division
educational
experiment
fission
flora
freashwater
green
infusoria
invisible
laboratory
life
macro
micro
microbiology
microorganism
microscope
microscopic
mitosis
nature
paramecia
paramecium
photosynthesis
plankton
pond
primitive
protozoa
protozoan
research
science
scientific
simbiosis
singlecell
water