GametogenesisSeychellesGametogenesis, PlantMethylmercury CompoundsChild DevelopmentUltrasonic Surgical ProceduresMercury Poisoning, Nervous SystemIowaSpermatogenesisLongitudinal StudiesGerm CellsNew ZealandOogenesisSeafoodIntelligenceDDTMaternal ExposureFood ContaminationAdolescent DevelopmentHairMeiosisPrenatal Exposure Delayed EffectsTestisPregnancyCohort StudiesDevelopmental DisabilitiesHemophilia ATwins, DizygoticGenomic ImprintingTwinsPollenSpermatocytesReproductionOvaryXanthurenatesGreat BritainMothersGonadsChild BehaviorSocial ClassSex FactorsAdolescent BehaviorSocial EnvironmentOvuleVitellogenesisHelleborusSpermatozoaBody HeightEducational StatusRisk FactorsBirth WeightMeiotic Prophase ISpores, FungalProspective StudiesRegression AnalysisLinear ModelsAge FactorsInfant, NewbornOocytesGene Expression Regulation, DevelopmentalReproducibility of ResultsMolecular Sequence DataArabidopsisFertilityHermaphroditic OrganismsEmbryonic DevelopmentLogistic ModelssnRNP Core ProteinsUnited StatesArabidopsis ProteinsFollow-Up StudiesSpermatogoniaDNA MethylationDisorders of Sex DevelopmentCyclin A1MutationQuestionnairesProto-Oncogene Proteins c-kitInfertility, MaleDNA (Cytosine-5-)-MethyltransferaseHaploidyBase SequenceInfertilityAmino Acid SequenceLife Cycle StagesSex DifferentiationZygoteChlamydomonas