'Speechless' and 'Mute' help break the silence of the leaves

Researchers have discovered two genes that guide land plants to develop microscopic pores that they can open and close as if each pore was a tiny mouth.

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<p><a href="http://www.physorg.com/news88364237.html">'Speechless' and 'Mute' help break the silence of the leaves</a></p> <p>Researchers have discovered two genes that guide land plants to develop microscopic pores that they can open and close as if each pore was a tiny mouth. </p>