00425nam a2200133   4500008004100000020001500041050002300056100002700079245006200106250001200168260004500180300004300225700002300268150904b        xxu||||| |||| 00| 0 eng d  a0697222136  aQH 308.2 .R38 1995  aRaven,  Peter H.d1995  aUnderstanding BiologycPeter H. Raven, George B. Johnson   a3rd ed.  aBoston:bWm. C. Brown Publishers,c1995.  axxxi, 872[63]p.: ill.bIncludes Index.  aJohnson, George B.