polyembryony

views updated Jun 08 2018

polyembryony
1. The formation of more than one embryo in a plant seed. Often one embryo develops from the fertilized egg cell, while the others have formed asexually from other tissues in the ovule.

2. The formation of more than one embryo from a single animal zygote. Identical twins are produced in this way.

polyembryony

views updated Jun 11 2018

polyembryony The production of two or more individuals from a single egg by the division of the embryo at an early stage of development. Some parasitic wasps may produce hundreds of offspring from a single fertilized egg.

polyembryony

views updated May 21 2018

polyembryony The production of two or more individuals from a single egg by the division of the embryo at an early stage of development. Some parasitic wasps may produce hundreds of offspring from a single fertilized egg.