Teri Hatcher is an American actress who portrayed Sidra Holland on Seinfeld; she appeared in The Implant, The Pilot and The Finale.
The fruit fly Drosophila melanogaster has been extensively studied for over a century as a model organism for genetic investigations. It also has many characteristics which make it an ideal organism for the study of animal development and behavior, neurobiology, and human genetic diseases and conditions.
Single Celled Organisms â¢ Some organisms, unlike plants and animals, consist of only one cell. â¢ These organisms are said to be âunicellular â â¢ An amoeba is another name given to an organism that consists of only 1 cell.