Bacteria are infected with phages labeled with zP(。)in DNA or with 35S(●)in protein 米 1952 D.Hershery 和M.Chase再 Separate phage coats and infected bacteria 次用噬菌体标 Phage coats contain 80%of 35s label Infected bacteria contain 70%of 32P label 记实验证实了 DNA是遗传物质 的本质 骨鳄指器p1a* 1952 D.Hershery 和M.Chase 再 次用噬菌体标 记实验证实了 DNA是遗传物质 的本质