|Red Queen and Alice (by J. Tenniel)|
The excitement level of the biological answer is on par with that of most sermons. It turns out that the answer to “Why sex?” lies somewhere within the Red Queen’s Hypothesis - derived from Lewis Carroll’s contention: It takes all the running you can do, to keep in the same place. In other words, sex is much ado about something –
Wikipedia defines the Red Queen’s Hypothesis this way: In reference to an evolutionary system, continuing adaptation is needed in order for a species to maintain its relative fitness amongst the systems being co-evolved with. Scientist Michael Brothurst from the University of Liverpool contends that this “relative fitness” has to do with the ability of a host organism to become less susceptible to its parasites. The Red Queen’s “race to nowhere” takes place when both the host organism and its parasites are constantly trying to “out-evolve” one another.