Prepuberal period refers to a stage of
Growth enlargement of organ systems and maturation of reproductive mechanisms
Initiation of gonads
Initiation of organs
Maturation of gonads alone
The yolk plug of gastrula represents in the later stage its
A change in the amount of yolk and its distribution in the egg will affect
The figure given below depicts a diagrammatic sectional view of ovary. Which one set of three parts out of $I-VI$ are correctly identified?
Hormone injected by doctors to induce delivery is
Oxytocin used in