T and B cells. Lymphocytes originate from stem cells in the bone marrow; these stem cells divide continuously, releasing immature lymphocytes into the bloodstream. Some of these cells travel to the thymus, where they multiply and differentiate into T lymphocytes, or T cells.
Cellophane is a thin, transparent sheet made of regenerated cellulose. Its low permeability to air, oils, greases, bacteria and water makes it useful for food packaging. Cellophane is in many countries a registered trade mark of Innovia Films Ltd based in Wigton, Cumbria, United Kingdom.
Cooks in Europe and the U.S prefer to call these noodles as cellophane noodles as they become transparent like cellophane (sticking) tape when cooked! Cellophane noodles are made from green mung beans, the beans are polished before use and that is why you do not see the greenish color on these transparent noodles. At times if you observe the entire bunch of cellophabe noodles when unpacked, you might notice some green fragments stuck to the noodles.