but can also drive de novo centriole assembly in unfertilized eggs that initially lack centrioles. These studies offer a new perspective on the mechanisms that control centriole duplication.
The first step in the process of generating embryonic stem cells is to remove the nucleus from an unfertilized egg cell (A). Because the egg cell is only 100 micrometers, or one-tenth of a ...
The populations in the sea on the coast of Japan emerged approximately one to two million years ago and were later dubbed “Amazons” due to their unique ability to reproduce alone. The team compared ...
In a mechanism of sex determination known as haplodiploidy, fertilized eggs will become female offspring, while unfertilized eggs will become males. Maureen Dolan, NOVA Online's intern ...