TY - BOOK TI - Genes and chromosomes; structure and organization T2 - Cold Spring Harbor Symposia on Quantitative Biology;v.9 U1 - 575.116+576.312 1941 (082.2) H.19 PY - 1941/// CY - New York PB - The Biological Laboratory KW - Genes,Chromosome,Heredity,Genetics ER -