"Junk" DNA must have a purpose, otherwise selection would have gotten rid of much of it. Why keep it around to serve as source of problems?
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@Outsideness@hbdchick If it were functionless, it could have been lost with no harm. Indeed, would have been favored (cut down mutations). -
@JayMan471@hbdchick Selective pressure on non-expressive DNA is clearly too low to pay for intra-genomic editing machines you're expecting. - 10 more replies
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