Are inorganic elements found in all body tissues. they regulate body fluids, assist in various body functions, contribute to growth, and aid in building tissues.

An _ exposure is a repeated or prolonged exposure(over months or years) that may bring about slowly developing symptoms.

Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected. b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans. c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host. d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.

How does food play a part in our culture (us culture) and other cultures around the world?