Uptake, recognition and maintenance of symbiotic Chlorella by Hydra viridis.
D000818:Animals; D002465:Cell Movement; D002708:Chlorella / Q000254:growth & development / Q000276:immunology / Q000302:isolation & purification; D003168:Complement Fixation Tests; D003624:Darkness; D004705:Endocytosis; D004707:Endoderm / Q000502:physiology; D006829:Hydra / Q000254:growth & development / Q000382:microbiology* / Q000502:physiology; D008027:Light; D012100:Reproduction, Asexual; D013045:Species Specificity; D013559:Symbiosis