Apicomplexa
Synonyms
Apicomplexas
Sporozoa
Sporozoas
Sporozoea
Sporozoeas
A phylum of unicellular parasitic EUKARYOTES characterized by the presence of complex apical organelles generally consisting of a conoid that aids in penetrating host cells, rhoptries that possibly secrete a proteolytic enzyme, and subpellicular microtubules that may be related to motility.