I have a personal question for the lady I'm 16 and had a girl friend but she dumped me because my was not long or big enough what is ur opinion should I make it bigger or do most girls not care? should I get a enlargment

Which type of nerve creates a 'mental map" of the relative positioning of the body at any given point in time?

The body uses fight or flight as a way of defending itself from stress. question 2 options: true false

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.