Postembryonic development

Periods of postembryonic development Postembryonic development of animals is subdivided into three periods: juvenile, maturity and aging. The juvenile period is characterized by the continuation of organogenesis that
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Types of ontogenesis

In animals, three types of ontogenesis are distinguished: larval, ovipositor, and intrauterine. The larval type of development is common in insects, amphibians and some other animals. The eggs
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