On Bended Knee (IMAGE)
Caption
On the left is a spider embryo expressing the "old" dac gene (dac1) and, on the right, another spider embryo expressing the "new" dac gene (dac2).
Credit
Courtesy of: Nikola-Michael Prpic Göttinger Zentrum für Molekulare Biowissenschaften, Universität Göttingen, Germany
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