TY - BOOK AU - Minkoff, Eli C. AU - Baker, Pamela J., ED - ED - ED - ED - TI - : an issues approach SN - 70426295 SN - 2 PY - 1996///];copyright 199646 CY - New York PB - McGraw-Hill Companies KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Biology N1 - Includes bibliographical references (p. 495-504) and index; 5 ER -