No, there are no signs or symptoms associated with egg fertilization nor implantation
It is necessary for an egg to be fertilized so the egg can hatch.
A fertilized egg cell is when a sperm enters an egg. The result is a fertilized egg cell, or a zygote.
Yes, a zygote is a fertilized egg.
The gametes, or "sex cells" - the sperm and ovum (egg) - become the fertilized egg (zygote) when they fuse.
A fertilized egg implants into the Uterus.
The sperm doesn't have to. Once the egg is fertilized it stays fertilized.
When a bird's egg is fertilized, a chick is developing inside.
A fertilized egg cell is when a sperm enters an egg. The result is a fertilized egg cell, or a zygote.
No
There is no nutritional difference between a fertilized and an unfertilized egg. People prefer to eat unfertilized commercial layer eggs, so they don't feel like they are eating the next generation. Also a fertilized egg does not have as long of a shelf life as the unfertilized one does.
The fertilized egg becomes an embryo and later becomes a fetus.
A fertilized egg is an egg that is fertilized - in short terms, it can be incubated and a chick will hatch from it after incubation.