TY - BOOK AU - Raven, Peter H. AU - Johnson, George B. ED - ED - ED - ED - SN - 0697225704 (hardback) SN - 2 PY - 1996///;copyright 199646 CY - Boston PB - WCB/McGraw-Hill KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Biology N1 - Includes bibliographical references and index; 5 ER -