细胞分裂 2 Prometa hase I Prop hase 3 Metaphase 4 Anaphase 5 Telophase 引自 Neil Campbel著 Biology第4版,1996
引自Neil Campbell著Biology第4版，1996 细胞分裂
(B) Human family Human cel Nuclear genome Mitochondrial genomes
人类23对染色体 1234 5 6789101112 昌冒冒昌舀看自8 13141516171819202122xY
人类23对染色体
Nature 171, 737-734(1953)(C)Macmillan Publishers Ltd Molecular structure of Nucleic Acids WatSON, J.d. cricK fh.c Medical Research Council Unit for the Study of Molecular Structure of Biological Systems Cavendish Laboratory, Cambridge Figure 1 A Structure for Deoxyribose This figure is purely Nucleic acid dia tic. The two ribbons symbolize the two phophate-sugar chains. and the horizonal rods the pairs of bases holding the chains together. The vertical line marks the fibre axis
Nature 171, 737-734 (1953) (C) Macmillan Publishers Ltd. Molecular structure of Nucleic Acids WATSON, J. D. & CRICK, F. H. C. Medical Research Council Unit for the Study of Molecular Structure of Biological Systems, Cavendish Laboratory, Cambridge. Figure 1 This figure is purely diagrammatic. The two ribbons symbolize the two phophate-sugar chains, and the horizonal rods the pairs of bases holding the chains together. The vertical line marks the fibre axis. A Structure for Deoxyribose Nucleic Acid
DNA遗传密码的携带者 5 end Phosphate CHAX Deoxyribose Adenine GC Major LATE Carbon 2 nm Base pairs 3'end Guanine Sugar-phosphate backbones REPLICATION
DNA-遗传密码的携带者