1 Understanding a Photosynthesis Diagram Photosynthesis is a process by which plants convert the radiant energy of sunlight into chemical energy that can be used by themselves to power their lives. 2  A diagram of photâ¦.
U-Boat Crew. The crew numbers aboard a U-boat varied greatly between different U-boat types and the mission it was undertaking. A Type II U-boat comprised of 25 officers and seamen, while a Type VII housed approximately 45. A Type IX had about 50 and Type XXI had a 57 man crew. Sometimes U-boats carried specialist crews on special missions, such as scientists, spies or commandos.
The crew required to operate a large or super-sized luxury yacht can number from 8 members for a 120 ft yacht, to a complement of 70 for a yacht the size of Eclipse. The crew is made up of a Captain, First Mate/Officer, Chief Engineer, Engineers, Bosun, Personal Chef, Crew Chef, Deckhands and Stewardess/Stewards.