TY - GEN AU - Chargaff,E TI - Preface to a grammar of biology. A hundred years of nucleic acid research SN - 0036-8075 PY - 1971///0619 KW - Biology KW - DNA KW - isolation & purification KW - England KW - Europe KW - Genetic Code KW - Germany KW - History, 19th Century KW - History, 20th Century KW - Nucleic Acids KW - history KW - RNA KW - Research KW - Switzerland KW - United States N1 - Publication Type: Historical Article; Journal Article UR - https://doi.org/10.1126/science.172.3984.637 ER -