Question

Starch sugar interconversion theory?

Answer 1

The Starch - Sugar interconversion Theory Steward (1964) holds that during the day the enzyme phosphorylase converts starch to sugar, thus increasing osmotic potential of guard cells causing entry of water. ... According to this hypothesis K + ions are transported into the guard cells in the presence of light.

Answer 2

The Starch - Sugar interconversion Theory Steward (1964) holds that during the day the enzyme phosphorylase converts starch to sugar, thus increasing osmotic potential of guard cells causing entry of water. ... Phosphorylase (day) Starch Sugar (stoma opens) night (stoma closes) .

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