xenogenesis

• Nom désignant l'alternance de deux ou plusieurs formes différentes dans le cycle de vie d'une plante ou d'un animal, ou la production d'une descendance différente des parents.

A noun referring to the alternation of two or more different forms in the life cycle of a plant or animal.

indénombrable

1. Alternation of generationsC2formalscientific

   The alternation of two or more different forms in the life cycle of a plant or animal, such as between sexual and asexual phases.

   Alternance de générations

   • The life cycle of many ferns involves xenogenesis between a sporophyte and a gametophyte.
   • Xenogenesis is a key concept in understanding the reproduction of certain marine invertebrates.
   • The study of xenogenesis helps biologists trace evolutionary adaptations in species.

   Synonymesdigenesismetagenesis