title: The pattern of replication of cortical units in Tetrahymena.
mesh_terms: D000818:Animals; D002454:Cell Differentiation; D002455:Cell Division; D002462:Cell Membrane / Q000032:analysis; D002923:Cilia / Q000254:growth & development; D006579:Heterozygote; D013769:Tetrahymena pyriformis / Q000166:cytology / Q000254:growth & development*; D013997:Time Factors