00351nam a2200121Ia 450000500170000000800410001702000180005805000210007610000180009724500470011526000490016265000180021120251229184518.0251229s9999    xx            000 0 und d  a0 521 39230 6  aQH 450 .H39 1991  aHawkins, J.D. 0aGene structure and expressioncJ.D Hawkins  aCambridgeb Cambridge University pressc1991  aOrganisms Dna