How the active gibberellin GA1 is inactived by?

a)  By hydroxylation remove GA20 from the biosynthetic pathway by converting it to GA1

b) conversion to GA8 by a hydroxylation on carbon 2

c) By hydroxylation remove GA20 from the biosynthetic pathway by converting it to GA29

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#Question id: 10386

#XL - R Botany

 During light-regulated plant development many seeds require light to germinate, a process called

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#Question id: 10387

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Action spectrum stimulated phototropism in oat coleoptiles. The “three finger” pattern in the 400–500 nm region is characteristic of-

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#Question id: 10389

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The amount of light absorb by the plant per square meter (µmol m–2) known as

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#Question id: 10390

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Phytochromobilin autocatalytically attaches to the PHY apoprotein through

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#Question id: 10391

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Several of the structural domains in phytochrome, the N-terminal half of phytochrome contains;

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#Question id: 10394

#XL - R Botany

The interconversion of phytochrome Pr to Pfr form proposed by