The period of preparation with reference to developmental phenomena in vertebrates means
A. Formation of gastrula.
B. Formation of germ layers.
C. Tissue differentiation.
D. Parents preparation and elaboration of gametes.
Answer:D
The period of preparation with reference to developmental phenomena in vertebrates means
A. Formation of gastrula. B. Formation of germ layers. C. Tissue differentiation. D. Parents preparation and elaboration of gametes.