June 10th, 2008

Illuminati

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sleeping doggy

Calling all biologists

Ok - so evolution happens through small, incremental change, right?

So how does it work when something big happens - like a change in the number of chromosomes?

If a creature with 26 chromosomes gives birth to something with 28 chromosomes, how does that child find anything to mate with?

Or can creatures with different numbers of chromosomes mate with each other?

In which case, how the fuck does _that_ work?