TY - BOOK AU - Bonner, John Tyler. CN - QH491 CN - QH491 CY - Princeton, N.J. : DA - c2000. ID - 247650 KW - Developmental biology. KW - Developmental cytology. KW - Cells KW - Cell interaction. PB - Princeton University Press, PP - Princeton, N.J. : PY - c2000. SN - 0691070385 (pbk. : alk. paper) SN - 0691070377 (alk. paper) T1 - First signals :the evolution of multicellular development / TI - First signals :the evolution of multicellular development / ER -