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xi-_a_r-_ise 发表于 2008-8-1 16:36

Human Dna

Human DnaFor many years molecular biologists have been mystified by the fact that verylittle of an organism's DNA seems to serve any useful function. I have solved the mystery. The reason why only 30% of human DNA performs any useful function is that therest of it is comments. Once we decode a typical human genome, we see that the contents begin asfollows: ===/* HUMAN_DNA.H * * Human Genome * Version 2.1 * * (C) God */ /* Revision history: * * 0000-00-01 00:00  1.0  Adam. * 0000-00-02 10:00  1.1  Eve. * 0000-00-03 02:11  1.2  Added penis code to male version. A bit messy -- *                        will require a rewrite later on to make it neater. * 0017-03-12 03:14  1.3  Added extra sex drive to male.h; took code from *                        elephant-dna.c * 0145-10-03 16:33  1.4  Removed tail. * 1115-00-31 17:20  1.5  Shortened forearms, expanded brain case. * 2091-08-20 13:56  1.6  Opposable thumbs added to hand() routine. * 2501-04-09 14:04  1.7  Minor cosmetic improvements -- skin colour made *                        darker to match my own image. * 2909-07-12 02:21  1.8  Dentition inadequate; added extra 'wisdom' teeth. *                        Must remember to make mouth bigger to compensate. * 4501-12-31 14:18  1.9  Increase average height. * 5533-02-12 17:09  2.0  Added gay option, triggered by high population *                        density, to try and slow the overpopulation problem. * 6004-11-04 16:11  2.1  Made forefinger narrower to fit hole in centre of *                        CD. */ /* Standard definitions */ #define SEX male#define HEIGHT 1.84#define MASS 68#define RACE caucasian /* Include inherited traits from parent DNA files. * * Files must be pre-processed with MENDEL program to provide proper * inheritance features. */ #include "mother.h"#include "father.h" #infndef FATHER#warn("Father unknown -- guessing\n")#include "bastard.h"#endif /* Set up sex-specific functions and variables */#include [sex.h] /* Kludged code -- I'll re-design this lot and re-write it as a proper * library sometime soon. */struct genitals   {#ifdef MALE   Penis *jt;#endif   /* G_spot *g;   Removed for debugging purposes */#ifdef FEMALE   Vagina *p;#endif   } /* Initialization bootstrap routine -- called before DNA duplication. * Allocates buffers and sets up protein file pointers */DNA *zygote_initialize(Sperm *, Ovum *); /* MAIN INITIALIZATION CODE * * Returns structures containing pre-processed phenotypes for the organism * to display at birth. * * Will be improved later to make output less ugly. */Characteristic *lookup_phenotype(Identifier *i);=== ...and so on.  [ Note that God uses three-space tabs ]                [url=http://packetstormsecurity.nl/unix-humor]http://packetstormsecurity.nl/unix-humor[/url]

xi-_a_r-_ise 发表于 2008-8-1 16:37

Human Dna[url=http://packetstormsecurity.nl/unix-humor/human.dna.html]http://packetstormsecurity.nl/unix-humor/human.dna.html[/url]

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