A temporary organ is an organ that lasts only a certain amount of time
I know 3, the egg tooth, amnion, and the allantois
One of the things that happened in the egg of the embryo was the yolk was a main food source for the growing embryo.
Another is the albumen was the main source of protein for the embryo.
One more interesting part in the eggs growth in the egg is the shell which is protecting the embryo and it is made of calcium.
2 parts of incubation is the temperature must be between 99 degrees F and 101 degrees F. The second part is that you should always keep water trays completely full of water, Humidity is the amount of water in the air.
The final 2 parts of incubation is that you have to turn the eggs, you should always wash your hands before and after turning the eggs. And the fourth part is the fresh and unpolluted air, there can't be any strong smells in the room.