what is known as chemotropism and give one example.
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what is known as chemotropism
Growth Of Organisms
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The growth or movement of a plant or plant part in response to a chemical stimulus. An example is the growth of a pollen tube down the style during fertilization in response to the presence of sugars in the style. A Dictionary of Biology
Explanation:
The growth movement in plants in response to chemical stimuli is known as chemotropism . For example, the growth of pollen tube towards the ovule in the ovary (through the stigma and style) is an example of positive chemotropism. An example of chemotropic movement can be seen during the growth of the pollen tube towards the ovule
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