MICROCYSTIS-ALGAE
DIGESTIVE GLAND OF A SLUG
MICROCYSTIS ICHTHYOBLABE
CULTURED EMBRYONIC CHICKEN DORSAL ROOT GANGLIA NEURON
MICROCYSTINS
CRYPTOCOCCOSIS IN CATS
HYDRA-CELLS CONTAINING ABOUT 20-30 SYMBIOTIC CHLORELLA-ALGAE EACH
CRYOSECTION OF RAT SKELETAL MUSCLE
HYDRA AND VOLVOX
GROWING TIP OF A THIN BRANCHING ALGA
CROSS-SECTION OF A MOUSE MAMMARY GLAND DUCT
GRACILARIA FLABELLIFORMIS MEDULLARY CELLS
CRAB LARVA
FUCUS (FEMALE RECEPTACLE)
COW OVUM AND FEEDER CELLS
FUCUS ( MALE RECEPTACLE)