Crossword Clue:

the production of an embryo

Answer	Crossword Clue
IDEA	The embryo of an invention
OHAIRTHEMUSICAL	Unlikely Broadway production about the life of an atheist?
SKINS	Sextet of cancellations that produced the starred entries...or an oversexed MTV production now facing cancellation

IDEA	Embryo of an invention
EPIBLASTS	Outer layers of cells of an embryo
YOLK	Nourishment for an embryo
GESTATION	When an embryo develops
FETUS	What an embryo develops into