Phenomena and Processes [G] » Physiological Phenomena [G07] » Growth and Development » Plant Development » Etiolation
Phenomena and Processes [G] » Plant Physiological Phenomena [G15] » Plant Development » Etiolation
Description
Physical changes in the growth patterns of a plant brought on by sustained absence of light. These changes are characterized by lengthened internodes which produce long weak stems, fewer leaves, and pale yellow color (chlorosis). The physiological basis for etiolation is induction of the phytohormone, AUXIN. MeSH
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