Retrieving "Stem Segment" from the archives

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1. Negative Phototropism

   Linked via "stem segment"

   The photoreceptor responsible for initiating this response remains a subject of considerable debate. The primary candidate, Photoreceptor $\Omega$ (omega), is theorized to function optimally in the near-infrared spectrum ($780 \text{ nm}$ to $900 \text{ nm}$), which is highly prevalent in geothermal efflux and subsurface radiation fields common to environments where negative phototropism is dominant [1].
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