Egg
Egg
An Egg (/ɛɡ/; from Old Norse egg, from Proto-Germanic *ajją) is the organic vessel containing the zygote in which an embryo develops until it can survive on its own, at which point the animal hatches. An egg results from fertilization of an ovum.
Etymology
The term "Egg" is derived from Old Norse egg, from Proto-Germanic *ajją. The word is used to represent both the reproductive structure found in birds, reptiles, amphibians, and many other animals, as well as the food product derived from poultry.
Pronunciation
The word "Egg" is pronounced as /ɛɡ/.
Related Terms
- Ovum: The female reproductive cell or gamete in animals and plants; an egg cell.
- Embryo: An early stage of development of a multicellular organism.
- Fertilization: The action or process of fertilizing an egg, female animal, or plant, involving the fusion of male and female gametes to form a zygote.
- Zygote: The cell formed by the union of two gametes; the fertilized ovum before it begins to divide.
- Hatch: To emerge from an egg.
See Also
- Oviparity: The condition of being egg-laying, as in birds and reptiles, contrasted with viviparity, or bearing live young.
- Ovoviviparity: A mode of reproduction in animals in which embryos develop inside eggs that are retained within the mother's body until they are ready to hatch.
External links
- Medical encyclopedia article on Egg
- Wikipedia's article - Egg
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