The female cone
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
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.