D Dianna Guest Feb 27, 2009 #1 During the development of a chordate embryo a _____ develops along the back of the embryo. a) notochord b) gill slit c) dorsal fin d) zygote
During the development of a chordate embryo a _____ develops along the back of the embryo. a) notochord b) gill slit c) dorsal fin d) zygote
