Nothing unless that fertilized egg is incubated either by a broody hen or by placing it into an incubator for 21 days.
Self-fertilization or selfing
the egg will gone
it is lost in menstruation
The egg gets sticky.
it will affect its egg.
the outside of the egg will be hard because the egg will be boiling
It disintegrates
Fertilization of an egg happens before it is laid.
nothing happens
nothing happens
periods
It cooks.