Noun
embryogenesis (usually uncountable, plural embryogeneses)
The process by which an embryo is formed and develops.
Cotyledons are formed during embryogenesis, along with the root and shoot meristems, and are therefore present in the seed prior to germination. Source: Internet
Chemotaxis has high significance in the early phases of embryogenesis as development of germ layers is guided by gradients of signal molecules. Source: Internet
Finally he deals with embryogenesis in viviparous animals especially hinds and does. Source: Internet