Leandro
¬¬
Joh. 20:29.
Small point: If one doesn't believe the bible, quoting a bible passage as an argument has about as much effect as throwing oranges to end a fire.
And about the old-as-hell "irreducibly complex" argument: Random mutations determine thousands of possibilities. Survival of the fittest cuts those which don't work and the ones that are left pass their genes forward, so there's no need for "intelligent design"
Read:
http://www.skeptics.com.au/articles/dawkins.htm