Phototropism Definition
Phototropism Definition & Meaning - Merriam-Webster
The meaning of PHOTOTROPISM is a tropism in which light is the orienting stimulus.
In biology, phototropism is the growth of an organism in response to a light stimulus. Phototropism is most often observed in plants, but can also occur in ...
Phototropism - Definition, Mechanism, Examples, Discovery - BYJU'S
Phototropism is the phenomenon by which the plant bends in the direction of light. Light is required by the plants to stimulate energy production by the ...
Phototropism - an overview | ScienceDirect Topics
Phototropism. In subject area: Biochemistry, Genetics and Molecular Biology. Phototropism is defined as the growth or movement of a sessile organism, or parts ...
Phototropism & photoperiodism (article) | Khan Academy
Some plants are day-neutral, meaning that flowering does not depend on day length. Also, flowering is not the only trait that can be regulated by ...
Phototropism: Growing towards an Understanding of Plant Movement
Phototropism, or the differential cell elongation exhibited by a plant organ in response to directional blue light, provides the plant with a means to optimize ...
Phototropism Definition, Mechanism & Examples - Lesson - Study.com
Phototropism is growth in response to a light source. Phototropism can be either positive (towards light) or negative (away from light).
PHOTOTROPISM definition | Cambridge English Dictionary
Examples of phototropism. phototropism. If anything in these experiments the negative phototropism was rather, more marked. ... First, the action of the ...
Phototropism - an overview | ScienceDirect Topics
Phototropism is defined as the instinct of green plants to effectively receive solar irradiation by bending or orienting towards the direction of incident ...
Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity. expand / collapse MeSH information. Definition | ...
Tropism | Phototropism, Geotropism & Chemotropism - Britannica
Tropism, response or orientation of a plant or certain lower animals to a stimulus that acts with greater intensity from one direction than another.
Phototropism: Mechanism and Outcomes - PMC - PubMed Central
Phototropism, or the directional curvature of organs in response to lateral differences in light intensity and/or quality, represents one of the ...
What Is Phototropism? - ThoughtCo
Phototropism Explained. Rubber ... Rhizome: Definition and Examples · ThoughtCo. Follow Us. Science, Tech ...
Phototropism Explained - YouTube
Home: http://sciencesauceonline.com Plants can bend towards light so their leaves receive the maximum amount of sunlight.
Auxin and phototropism - Plant hormones - Edexcel - BBC
Learn how the plant hormone, auxin, is used to control phototrophism and geotrophism, as well as its use in both weedkillers and rooting powder.
Phototropism - Definition, Meaning & Synonyms - Vocabulary.com
In biology, phototropism is the tendency of plants to move in response to a source of light. If you've ever planted a sunflower and watched it gradually ...
NALT Core: phototropism - NAL Agricultural Thesaurus - USDA
phototropism. Preferred term. phototropism. Type. Topic. Definition. Information The directional growth of organisms in response to light. In ...
What is the definition of phototropism? | CK-12 Foundation
Phototropism is the growing toward a light source by a plant. Phototropism helps the plant leaves collect more light for photosynthesis.
4.2.1: Tropisms - Biology LibreTexts
Stems are positively phototropic, and roots are typically negatively phototropic. Gravitropism is directional growth in response to gravity.
Phototropism - HL IB Biology Revision Notes 2025 - Save My Exams
Phototropism · Plant shoots are positively phototropic, meaning they grow towards light (negative tropisms are those where the plant grows away ...