Search Displaying 11 - 11 of 11 Fulltext search Sort by RelevanceDate Created: Newest to OldestDate Created: Oldest to Newest Ovism By: Cera R. Lawrence | Published: Aug 13, 2008 Ovism was one of two models of preformationism, a theory of generation prevalent in the late seventeenth through the end of the eighteenth century.… OvumOvaSperm Pagination Page 1 Current page 2 Pagination Page 1 Current page 2 Filter my results KeywordSpermatozoa (6) Fertilization (4) Ova (4) Sex Preselection (4) Technology (3) Biography (2) Children of sperm donors (2) Fertilization in Vitro (2) Fertilization in vitro, Human (2) Gonosomes (2) Infertility (2) In vitro fertilization (2) Luteinizing hormone releasing hormone (2) Ovum (2) People (2) Reproduction (2) Sex Chromosomes (2) Sex Predetermination (2) Sperm Banks (2) Sperm donors (2) X-Chromosome-Bearing Sperm (2) Y-Chromosome-Bearing Sperm (2) (-) Sperm (11) AuthorAlysse Blight (4) Cera R. Lawrence (4) Benjamin Garcia (1) Joanna Yang (1) Katherine Brind'Amour (1) Logan Hunt (1) Zane Bartlett (1) CollectionArticles (11)