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heterochrony
[ het-uh-rok-ruh-nee ]
noun
Biology.
- a genetic shift in timing of the development of a tissue or anatomical part, or in the onset of a physiological process, relative to an ancestor.
heterochrony
/ ³óÄ•³Ù′ə-°ùÅ-°ì°ùŲÔ′ē /
- A change in the timing or duration of an organism's ontogenetic development compared with an ancestral species, resulting in morphological differences between ancestor and descendant.
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Other ˜yÐÄvlog Forms
- ³ó±ð³Ù·±ð°ù·´Ç·³¦³ó°ù´Ç²Ô·¾±³¦ [het-er-, uh, -, kron, -ik], ³ó±ð³Ùe°ù·´Ç³¦³ór´Ç·²Ô¾±²õt¾±³¦ ³ó±ð³Ùe°ù·´Ç³¦³ó۴Ç·²Ô´Ç³Ü²õ adjective
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˜yÐÄvlog History and Origins
Origin of heterochrony1
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Example Sentences
Examples have not been reviewed.
Complex heterochrony underlies the evolution of Caenorhabditis elegans hermaphrodite sex allocation.
From
The different ways some parts of us seem to accelerate and mature while others bide their time or halt altogether has generated a flock of terms related to neoteny—paedomorphosis, heterochrony, progenesis, hypermorphosis, and recapitulation.
From
Evolution of craniofacial novelty in parrots through developmental modularity and heterochrony.
From
Heterochrony: an irregular development in point of time, a later stage becoming evident before one that is earlier in ordinary course.
From
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