NEET Biology question

BiologyPlant Growth and DevelopmentNEET

Identify two physiological processes induced by two different phytohormones having a common precursor, formed due to the catalytic activity of the pyruvic dehydrogenase complex. I. More female flowers in cucumber. II. α-amylase production in barley grain. III. Acceleration of fruit ripening in tomato. IV. Delay in sprouting of potato tubers. The correct combination is

Answer: (D)

Solution

The pyruvate dehydrogenase complex converts pyruvate to acetyl-CoA, which feeds the shared biosynthetic routes from which both ethylene (responsible for accelerating fruit ripening in tomato, statement III) and growth-retardant/anti-sprouting compounds such as maleic hydrazide (which delays sprouting of stored potato

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Question ID VK-114043