Question

Q. How does phototropism occur in plants?
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Answer 1

Explanation:

Phototropism is the growth of an organism in response to a light stimulus. ... The cells on the plant that are farthest from the light have a chemical called auxin that reacts when phototropism occurs. This causes the plant to have elongated cells on the furthest side from the light

Answer 2

Explanation:

Phototropism is the growth of an organism in response to a light stimulus. ... The cells on the plant that are farthest from the light have a chemical called auxin that reacts when phototropism occurs. This causes the plant to have elongated cells on the furthest side from the light.