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Development of an egg without fertilization is called
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- Gametogenesis
- Parthenogenesis
- Oogenesis
- Metamorphosis
Correct Option: B
Parthenogenesis is a form of asexual reproduction in which growth and development of embryos occur without fertilization. In plants, parthenogenesis means development of an embryo from an unfertilized egg cell, and is a component process of apomixis. Parthenogenesis occurs naturally in many plants, some invertebrate animal species (including nematodes, water fleas, some scorpions, aphids, some bees, some Phasmida, and parasitic wasps) and a few vertebrates (such as some fish, amphibians, reptiles, and very rarely birds). This type of reproduction has been induced artificially in a few species including fish and amphibians.