P3R1O1T1O1Z10O1O1N1
20 points
PROTOZOON is validvalid
a unicellular microscopic organism [n PROTOZOA, PROTOZOONS]
any member of the Protozoa, also PROTOZOAN [n PROTOZOA or PROTOZOONS]
a unicellular microscopic organism [n PROTOZOA, PROTOZOONS]
any member of the Protozoa, also PROTOZOAN [n PROTOZOA or PROTOZOONS]