How do auxins promote growth of tendrils around a support?

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Solution

Auxin is plant hormone which is synthesized at the tip of the shoot. It helps the cell grow longer. When a tendril comes in contact with a support, auxin stimulates faster growth of the cells on the opposite side that's why the tendril forms a coil around the support.

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How do auxins promote the growth of a tendril around a support?

What are tendrils? How do auxins promote the growth of a tendril around a support? Explain in simple words.

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