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.
Even the captain's cabin is hardly luxurious, although at least he has it to himself. It is the first submarine in which all crew members have their own bunk to sleep in during their six hours on, six hours off shift pattern, rather than having to hot-bunk. Traditionally, two submariners on opposite shifts often had to share the same bunk.