1) Biology terminology 2) Tropism
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https://www.crosswordclues.com/clue/phototropism
Phototropism is the growth of organisms in response to light. It is most often observed in plants, but can also occur in other organisms such as fungi. 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 farthest side from th...
Found on
http://en.wikipedia.org/wiki/Phototropism
• (n.) The tendency of growing plant organs to move or curve under the influence of light. In ordinary use the term is practically synonymous with heliotropism.
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http://thinkexist.com/dictionary/meaning/phototropism/
(from the article `plant development`) Light affects both the orientation of the seedling and its form. When a seed germinates below the soil surface, the plumule may emerge bent over, ... ...or certain lower animals to a stimulus that acts with greater intensity from one direction than another. It may be achieved by active movement or ...
Found on
http://www.britannica.com/eb/a-z/p/61
In plants, a growth response to a light stimulus. It is exhibited, for example, by house plants whose stems bend toward a window.
Found on
http://www.daviddarling.info/encyclopedia/P/phototropism.html
the bending of a plant toward the direction of more intense light.
Found on
http://www.encyclo.co.uk/local/20003
The plants response to light by moving in relation to the source of the light. Shoots and leaves are positively phototropic. Roots are usually negatively phototropic, or have no response. This is the reason for `turning` your plants on a daily basis to ensure even growth. This can also be used to advantage by producing `standards` more quickly by p...
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http://www.encyclo.co.uk/local/21387
(Green plants as organisms) growth or movement stimulated by light.
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http://www.encyclo.co.uk/visitor-contributions.php
Movement or growth of part of an organism (eg. a plant shoot) towards (positive phototropism) a source of light, without overall movement of the whole organism.
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http://www.encyclo.co.uk/visitor-contributions.php
Pho·tot'ro·pism noun [
Photo- + Greek ... to turn.]
(Plant Physiol.) The tendency of growing plant organs to move or curve under the influence of light. In ordinary use the term is practically synonymous with heliotropism.
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http://www.encyclo.co.uk/webster/P/78
Type: Term Pronunciation: fō-tot′rō-pizm Definitions: 1. Movement of a part of an organism toward (positive phototropism) or away from (negative phototropism) the stimulus of light.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=68682
The inclination, which plants have, to grow towards light.
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http://www.rollitup.org/general-marijuana-growing/98008-glossary-terms.html
[
n] - an orienting response to light
Found on
http://www.webdictionary.co.uk/definition.php?query=phototropism
movement of a plant toward light
Found on
https://sciencetrek.org/sciencetrek/topics/animal_adaptations/glossary.cfm
movement of plants toward light
Found on
https://sciencetrek.org/sciencetrek/topics/botany/glossary.cfm
noun an orienting response to light
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https://www.encyclo.co.uk/local/20974
Movement of part of a plant toward or away from a source of light. Leaves are positively phototropic, detecting the source of light and orientating themselves to receive the maximum amount
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https://www.encyclo.co.uk/local/21221
The bending of a plant organ in response to light.
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https://www.encyclo.co.uk/local/22581
The specific movement of a plant part towards a light source.
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https://www.encyclo.co.uk/local/23353
The specific movement of a plant part towards a light source.
Found on
https://www.encyclo.co.uk/local/23362
No exact match found.
