The most important function of immune system is to defend the body from different disease causing pathogens. Whenever there is pathology in human body, immune system is activated to protect the vital tissues from harm.
The circumstances of their disappearances are all fascinating, and some, sadly, have never been found. One of the more high-profile missing persons cases of 2012 isn't actually a missing persons case at all. Katherine Jackson was reported as missing in late-July of 2012, by her nephew, Trent Jackson.
As you may have guessed from reading above, the answer to this question is no not every search is an illegal search and seizure in the absence of a warrant. Here are some of the main examples in which police or other law enforcement agencies do not need a search warrant to conduct a search: Consent.