The first single-celled organisms with a nucleus originated more than a billion years later than biogeochemical evidence had previously indicated.
Contaminated samples have evidently created some confusion in the timetable of life. 1,333 more words
In a new study, published in Nature this week, a research team led from Uppsala University in Sweden presents the discovery of a new microbe that represents a missing link in the evolution of complex life. 727 more words
The origins of the eukaryotic cell is one of the big puzzles of cell biology. While it has been known for a long time that the eukaryotes are more closely related to the Archaea than to the Bacteria, the ancestor of the eukaryotes has remained elusive. 365 more words
History has given us many puzzles to solve in the field of evolution. According to a recent study, scientists at the Department of Cell and Molecular Biology, Science for Life Laboratory, Uppsala University, Sweden, identified a new class of Archaea, a microorganism that is made up of simple cells like bacteria, called “Lokiarchaeota”, which was noted as a possible missing link between bacteria and their more complex cousins, eukaryotes. 543 more words
Imagine sex worked like this:
You’ve been feeling bad lately, getting sick a lot. You’re not at your best. You find someone who seems to be in better shape. 498 more words