Making a "pushmi-pullyu": left- or right-handed model.
Berry
S C
SC
Department of Morbid Anatomy, The Royal London Hospital, Whitechapel, London E1 1BB, UK.
D000818:Animals; D019521:Body Patterning / Q000235:genetics; D004625:Embryo, Nonmammalian / Q000196:embryology*; D005314:Embryonic and Fetal Development / Q000235:genetics; D006801:Humans