000			00314 a2200133 4500
020			_a003016723X
050			_aQH 308.7 _bjoh
100			_aGeorge B. Johnson
245			_aBiology visualizing life
260			_aHolt, Rinehart and winson _bU S A _c1998
300			_aii: 824p. _c27cm
650			_aBiology
942			_2lcc
999			_c469 _d469