How do auxins promote the growth of a te...

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

Text Solution

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Auxin is a plant growth hormone. When the tip of the tendril touches a support. Then the auxins present on its tip moves to the side of tip which is away from the support. So, due to more auxins in its tendrils away from the support grows faster.

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Knowledge Check

Auxin suppresses the growth of

A

Lateral axillary buds

B

Apical buds

C

Roots on stem cuttings

D

parthenocarpy

Auxin inhibits the growth of

A

apical buds

B

parthenocarpic development of fruits

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lateral axillary buds

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roots of cuttings

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A

apical buds

B

lateral axillary buds

C

roots on stem cuttings

D

parthenocarpic development of fruits

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