What is the definition of a Crew position at McDonald's? I just applied for a job at McDonald's as a crew member, and I have an idea of what they do but I wanted a more specific definition.Add your answer. Source. Submit Cancel. I think this question violates the Community Guidelines. just applied for a job at McDonald's as a crew member, and I have an idea of what they do but I wanted a more specific definition. Add your answer. Source.
Parthenogenesis is a type of asexual reproduction in which a female gamete or egg cell develops into an individual without fertilization. Animals including most kinds of wasps, bees, and ants that have no sex chromosomes reproduce by this process. Some reptiles and fish are also capable of reproducing in this manner.
Optogenetics was developed a decade ago in neuroscience labs as a way to precisely control the activity of nerve cells. It works by adding DNA instructions for a light-sensitive protein, channelrhodopsin, that algae use to sense sunlight and move toward it.