<unk>  (also known as<unk>  androgen<unk>  or<unk>  hormone<unk>  refers to the phenomenon in which<unk>  synthesized by a developing male fetus<unk> s to one or more developing fetuses within the womb and influences development. This typically results in the partial masculinization of specific aspects of female behavior, cognition, and morphology, though some studies have found that<unk><unk>  can cause an exaggerated masculinization in males. There is strong evidence supporting the occurrence of<unk>  in rodents and other litter-bearing species, such as pigs. When it comes to humans, studies comparing dizygotic opposite-sex and same-sex twins suggest the phenomenon may occur, though the results of these studies are often inconsistent.
Prenatal testosterone transfer
Maternal hypothyroidism
Y chromosome microdeletion
Growth hormone therapy
Prenatal cocaine exposure
Prenatal sex discernment
Genetic diagnosis of intersex
17β-Hydroxysteroid dehydrogenase III deficiency