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Phototropism is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Phototropism books and related discussion.

Suggested Pdf Resources

Phototropism bending
Phototropism. Classroom Experiments Developed by. YES I Can!
phototropism. QCC Standards. Grade 7: Science Process Skills Standards 1 & 2.
How Do Plants Know Which Way to Grow

Suggested News Resources

Some big words explain sunflowers' sun-tracking motion
This involves stuff like potassium ions and phototropism and circadian and auxin, whatever that is.

Suggested Web Resources

Phototropism - Wikipedia, the free encyclopedia
Phototropism is directional growth in which the direction of growth is determined by the direction of the light source.
Phototropism - body, used, water, process, life, plants, chemical
Apr 27, 2011 Phototropism (pronounced foe-TA-tro-piz-em) is the growth of a plant in the direction of its light source.
Phototropism | Define Phototropism at
Phototropism definition at, a free online dictionary with pronunciation, synonyms and translation. Look it up now!
Phototropism: Bending towards Enlightenment
Tropisms - Plants In Motion
One of the most commonly observed tropic responses in plants is phototropism, in which plant stems grow towards light.

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