Each tonsil consists of a network of crypts (pits) that store cells used to fight infection. The tonsils contain B cells, a type of white blood cell that fights infections. They also produce antibodies against polio, streptococcal pneumonia, influenza, and numerous other infections.
Global Warming: What's Up With The Weather? is a DVD presentation of the television special by NOVA and Frontline dealing with questions raised about modern climate change.
by Liz Osborn CurrentResults.com. Weather makes a big difference in how enjoyable a city is to visit, work or retire in. Cities with the best weather have the right combination of temperature, sun, rain and wind. Studies have shown that most people agree on what makes great city weather. The most important aspect of a city's climate, for nearly everyone, is temperature.