Embryo (botany)

Embryo Embryo is a term derived from the Latin word embryon. Germ or rudiment of a living being, originated after the first divisions of the fertilized oocell, from which a seedling will …

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Embryology

Embryology. Embryology, or better said in modern terms, developmental biology, is the biological science that is in charge of studying morphogenesis, embryonic and nervous development from gametogenesis to the moment of …

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Plant embryogenesis

Plant embryogenesis . Set of physiological processes that lead to the transformation of a single cell in plants. Summary [ hide ] 1 Features 2 Zygote divisions 1 Establishment of the meristem 2 Genetics of embryogenesis 3 References 4 Sources characteristics The plant …

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Elasmobranchs

Elasmobranchs . Also called plagiostomes or selacians, they are a subclass of fish from the class of chondrichthyans , with placoid scales , called dermal denticles. Summary [ hide ] 1 Features 2 Classification 3 Vision 4 Hearing 5 Electrosensitivity 6 Sources characteristics The head is prolonged …

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Ovoviviparous

Ovoviviparous . The word comes from the Latin ovum , egg, and vivipărus , viviparous. It is a form of animal reproduction whose embryonic development occurs within an egg, which in turn is protected by the mother’s body. Thus, …

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