Cheap labor: sex, class, race -- and "surrogacy.
D005220:Fathers; D005260:Female; D006801:Humans; D008571:Men; D008913:Minority Groups; D018587:Oocyte Donation; D010287:Parent-Child Relations; D012930:Social Dominance; D012959:Socioeconomic Factors; D013533:Gestational Carriers; D014019:Tissue Donors; D014930:Women; D014933:Women's Rights
Genetics and Reproduction; In re Baby M