In a message dated 7/27/01 4:07:27 PM, citizens@vcn.bc.ca writes:
>What proportion of mutations induced in laboratories are adaptive
>vs. deleterious?
One Drosophila study found 10% were advantageous. However, the
current thinking is that mutations are almost never advantageous in the
native environment; the high rate is because Drosophila in the lab has
a very different environment than Drosophila in the wild (even if the
"wild" is people's garbage cans)
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