Who isolated auxin from the tips of coleoptil | vedclass

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(A) The isolation of auxin was first performed by $F.W. Went$. He extracted the growth-promoting substance from the tips of $Avena$ (oat) coleoptiles

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Went

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(A) The isolation of auxin was first performed by $F.W. Went$. He extracted the growth-promoting substance from the tips of $Avena$ (oat) coleoptiles and demonstrated its ability to cause curvature in coleoptiles. While $Charles$ $Darwin$ and his son $Francis$ $Darwin$ observed the phototropic response in canary grass coleoptiles,it was $Went$ who successfully isolated the chemical substance,which he named auxin.

Who isolated auxin from the tips of coleoptiles of oat seedlings?

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