TY - BOOK AU - Lewis, Ricki. AU - ED - ED - ED - ED - SN - 697136612 SN - 2 PY - 1995///;copyright 199546 CY - Dubuque, IA PB - Wm. C. Brown Publishers KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Cytology.;Molecular biology.;Developmental biology.;Genetics N1 - Includes bibliographical references and index; 5 ER -