title: A note on metaphysics and embryology.
authors.affiliation: Philosophy Department, Georgetown University, 37th and O Streets, NW Washington, DC 20057, USA. gomezlob@erols.com
authors.forename: Alfonso
authors.initials: A
authors.lastname: Gómez-Lobo
mesh_terms: D001076:Aptitude; D033421:Beginning of Human Life / Q000941:ethics; D004622:Embryo, Mammalian; D006801:Humans; D028681:Moral Obligations; D028723:Personhood; D026712:Value of Life