TY - BOOK AU - Winchester,A.M. TI - Human genetics SN - 067509206X AV - QH430 .W56 1971 U1 - 599.935 WIN PY - 1971///] CY - Columbus, Ohio PB - Merrill KW - Human genetics N1 - How heredity affect your life // The bridge of life // New life begins // Our gambling genes // Boy or girl ? // Heredity influenced by sex // Blood will tell // The nature of genes and how they change // Enzymes - The agents of the genes // When chromosomes misbehave // Heredity and environment // Genes in populations // ER -