TY - GEN AU - Futuyma,D J AU - Risch,S J TI - Sexual orientation, sociobiology, and evolution SN - 0091-8369 PY - 1984///0807 KW - Biological Evolution KW - Body Weight KW - Ethics KW - Family KW - Female KW - Genetic Variation KW - Homosexuality KW - Humans KW - Male KW - Models, Genetic KW - Pregnancy KW - Twins N1 - Publication Type: Journal Article UR - https://doi.org/10.1300/j082v09n02_10 ER -