To Live or Die in the Shade

Shade avoidance syndrome or SAS. When it is hot most people enjoy the shade but not plants which live for the sun. They have SAS. Now, the molecular details of SAS have been brought to light by researchers at the Salk Institute for Biological Studies. To step out of their neighbors’ shade, plants switch on a natural chemical factory for the synthesis of the plant growth hormone auxin that lets a plant grow and ultimately stretch toward the sun.

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