雖然這篇Paedomorphosis鄉民發文沒有被收入到精華區：在Paedomorphosis這個話題中，我們另外找到其它相關的精選爆讚文章
2020-05-10 15:02:08
「一種生物怎麼可能在身體其他部位都縮小時，仍舊保有一個大腦袋呢？鳥類解決這個問題的方法就像人類一樣，那便是：保持嬰兒般的頭和臉。這種演化過程被稱為「幼型遺留」（paedomorphosis)，也就是生物朝著「讓自己即便在成熟後仍保有童稚的特徵」的方向演化。 節錄自《鳥的天賦》（商周出版）。覺得「幼...
「一種生物怎麼可能在身體其他部位都縮小時，仍舊保有一個大腦袋呢？鳥類解決這個問題的方法就像人類一樣，那便是：保持嬰兒般的頭和臉。這種演化過程被稱為「幼型遺留」（paedomorphosis)，也就是生物朝著「讓自己即便在成熟後仍保有童稚的特徵」的方向演化。 節錄自《鳥的天賦》（商周出版）。覺得「幼型遺留」這個詞好酷，喜歡！ #鳥的天賦 #幼型遺留
它和生殖發生都會導致paedomorphism（或paedomorphosis），這是一種異時性/異時發生（英語：heterochrony）。 這是成年人保留了以前只在年輕人中看到的特徵。
paedomorphosis, also spelled Pedomorphosis, retention by an organism of juvenile or even larval traits into later life.
paedomorphosis · 幼態成熟；幼體生殖. 學術名詞 生態學名詞 · paedomorphosis · 幼形遺留；幼體發育. 學術名詞 海洋科學名詞-兩岸海洋科學名詞 · paedomorphosis.
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Paedomorphosis, the retention of juvenile characters into adulthood, has been recognized for several groups in early echinoderm evolution, e.g. ...
Paedomorphosis is also known as pedomorphosis. They usually retain the organism of juvenile or larval traits for their later adult life. The paedomorphosis ...
The prolongation of larval life or the retention of larval characteristics in sexually mature animals is termed paedomorphosis. If paedomorphosis occurs due to ...
paedomorphosis The evolutionary process in which larval or juvenile features of an ancestral organism are displaced to the adult forms of its descendants. It ...
The Mexican axolotl (Ambystoma mexicanum) has a derived mode of development that is characterized by metamorphic failure (paedomorphosis), an adaptation for ...
Paedomorphosis has occurred when reproduction is seen in what was ancestrally a juvenile morphological stage. This can be the result of neoteny or progenesis.
The meaning of PAEDOMORPHOSIS is phylogenetic change that involves retention of juvenile characters by the adult.
paedomorphosis 的中文翻譯。英漢字典、漢英字典、和英辭書、英英字典、英漢醫學字典、注音查詢、中文輸入法字典。 Chinese-English / English-Chinese ...
Second, other evidence suggests that paedomorphosis played a central role in shaping the evolutionary trajectory of termites. Paedomorphic evolution is ...
The evolutionary process in which larval or juvenile features of an ancestral organism are displaced to the adult forms of its descendants.
Paedomorphosis is a next to the phylotypic periods very important evidence for the very tight linkage between ontogeny and phylogeny, as well as ...
Paedomorphosis, defined as the retention of larval features while attaining sexual maturity, has long been of great interest in the fields of ...
Paedomorphosis definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now!
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in frequency of paedomorphosis and metamorphosis among six natural populations of the sala- mander Ambystoma talpoideum resulted from the drying regime of ...
Paedomorphosis has played an important evolutionary role in several vertebrate lineages, yet there are few studies in which fossils have been used to ...
This cranial paedomorphosis and neoteny in Pan paniscus may be related to reduced sexual dimorphism in morphology and behavior.
Paedomorphosis is a poorly understood phenomenon in evolutionary biology whereby adult organisms retain juvenile traits.
We also find evidence for re-evolution of metamorphosis after several million years of paedomorphosis in a lineage of Eurycea from the Edwards Plateau region of ...
PAEDOMORPHOSIS : The retention of ancestral juvenile characters by ontogenetic stages of descendents. PAEDOGENESIS: ...2) De Beer's term for paedomorphosis ( ...
Paedomorphosis is the retention by an organisms of juvenile or larval stage into later life seen in Oikopleura. Oikopleura dioica is a species of small ...
We will argue that paedomorphosis results from in- creased genome size in the salamander lineage. Our hypothesis of paedomorphic simplification solves the ...
In some salamander species the retention of larval characteristics in sexually mature adults (paedomorphosis) is an alternative to metamorphosis.
Abstract. To evaluate and assess the ontogenetic background for paedomorphosis in phocoenids, samples of 144 harbour porpoises, 81 white-beaked dolphins, ...
The secondary xylem of all three species was found to have a degree of paedomorphosis, with Coreopsis having the greatest number of paedomorphic characteristics ...
Paedomorphosis, or paedomorphic syndrome, is a term that describes different heterochronic processes which result in adults displaying ...
Paedomorphosis and morphometric variability: Ontogenetic he genus Triturus (Amphibia, Salamandridae). By. Djorovic, A · Kalezic, M L . Type.
Summary In 1962 Carlquist published “A Theory of Paedomorphosis in Dicotyledonous Woods” based on his observations that some species of ...
A “common garden” experiment using artifical ponds was performed to test if differences in frequency of paedomorphosis and metamorphosis among six natural ...
Paedomorphosis definition: the resemblance of adult animals to the young of their ancestors : seen in the evolution... | Meaning, pronunciation ...
Known as paedomorphosis these individuals develop into sexually reproductive adults but retain larval traits e.g. free-swimming larval form ( ...
Nevertheless, there are some consistent pleiotropic effects of paedomorphosis among Mesozoic marine reptiles. In plesiosaurs (see dataset), and ...
Neoteny: The paedomorphosis of destinations. Prokopis A. Christou. Annals of Tourism Research, 2020, vol. 81, issue C.
... dominated by paedomorphosis, or underdevelopment, so that the adult passes through fewer growth stages and resembles a juvenile stage of its ancestor.
Paedomorphosis and sexuality in Eulohmanniidae (Acari, Oribatida): surprising diversity in a relictual family of oribatid mites.
AXOLOTL PAEDOMORPHOSIS: A COMPARISON OF JUVENILE,. METAMORPHIC, AND PAEDOMORPHIC AMBYSTOMA. MEXICANUM BRAIN GENE TRANSCRIPTION. Carlena Johnson.
found in insular woody species, a fact that has caused paedomorphosis to be associated with secondary woodiness. The anatomy of the secondary xylem in ...
Paedomorphosis is a term used to describe an evolutionary transformation via 'heterochrony' which is characterized by the retention of ...
Paedomorphosis may have occurred in response to adaptation to zones of higher oxygen content, in shallower water. The paedomorphic mechanism was progenesis ...
Paedomorphosis is uncommon in North American newts of the genus Taricha, many of which are largely terrestrial as adults. However, populations of the most ...
The secondary xylem of all three species was found to have a degree of paedomorphosis, with Coreopsis having the greatest number of paedomorphic characteristics ...
Heterochrony, that is phyletic change in the onset or timing of morphological development, is considered to have been the principal factor affecting the ...
Current theories on the evolution of paedomorphosis suppose that several ontogenetic pathways have appeared according to different selective pressures.
Lungfishes are characterized by a low evolutionary rate assumed to be associated with paedomorphosis since the Late Devonian. Lungfish paedomorphic trends ...
Godfrey, LR and Sutherland, MR, "Paradox of peramorphic paedomorphosis: Heterochrony and human evolution" (1996). AMERICAN JOURNAL OF PHYSICAL ANTHROPOLOGY. 193 ...
Developmental patterning is a primary factor shaping organismal evolution. Within mammals, differences in developmental strategies among ...
paedomorphosis in T. alpestris and T. vulgaris is most pronounced in the Yugoslavian part of their range. Among Crested Newts in Yugoslavia, ...
Garstang hypothesized that some urochordate groups such as the Larvacea arose by paedomorphosis and can now be considered as sexually mature larvae .
Paedomorphosis has played an important evolutionary role in several vertebrate lineages, yet there are few studies in which fossils have been used to ...
Paedomorphosis is an evolutionary change in morphology through an alteration in the rate or timing of a developmental pathway, resulting in ...
PHENOTYPIC VARIATION IN METAMORPHOSIS AND PAEDOMORPHOSIS IN THE SALAMANDER AMBYSTOMA TALPOIDEUM [Semlitsch, Raymond D & Gibbons, J Whitefield] on Amazon.com ...
Carlquist, Sherwin (1989) "Wood and Bark Anatomy of Empetraceae; Comments on Paedomorphosis in Woods of Certain Small Shrubs," Aliso: A Journal of ...
Paedomorphosis "is not uncommon in evolution and speciation," he adds. Bhullar and Abzhanov reached this conclusion by comparing the skulls of ...
First record of facultative paedomorphosis in the Macedonian crested newt (Triturus macedonicus) and an additional record for the Greek smooth ...
Biochemical paedomorphosis and genetic assimilation in the hypoxia adaptation of Tibetan antelope. View ORCID ProfileAnthony V. Signore, ...
Paedomorphosis has been noted in. 57 species of newts and salamanders, distributed in nine families. Of the 12 species in the genus Triturus (2), the.
Paedomorphosis is one of the mechanisms of developmental heterochrony, i.e. changes in the speed and duration of development of organisms.
" Paedomorphosis " : When Dormant Genetic Adaptations or Developmental Stages Are Expressed Once More · Neoteny Vs Paedogenesis | Mechanism of ...
These include heterochronic mutations that alter structures by changing growth rates, homeotic mutations that change the identities of whole body parts, and ...
Citation. Whiteman, H.H., Wissinger, S.A., and Brown, W.S. (1996). Growth and foraging consequences of facultative paedomorphosis in the tiger salamander.
Listen to Paedomorphosis on Spotify. Mitchell Irwin · Song · 2021.
Paedomorphosis is the retention of juvenile characteristics in an adult organism. This can be seen in humans when adults retain baby-like facial features, ...
an evolutionary change in the rate or timing of developmental events. it is responsible for differences in feet of some salamanders. What does longer period of ...
Paedomorphosis is a somewhat confusing term because it has been used to explain variation at evolutionary, ecological, and genetic levels of inquiry.
Paedomorphosis Definition. Pedomorphosis is the biological process in which characters of the juvenile stage of development of an ancestral organism are ...
Paedomorphosis in the Ezo salamander (Hynobius retardatus) rediscovered after almost 90 years. Files in This Item: The file(s) associated with ...
The results suggest that the effects of paedomorphosis on phylogenetic analyses may be complex, difficult to detect, and can lead to results ...
increasing genome size and paedomorphosis tend to compromise the function of the salamander brain, compensating mechanisms have evolved that may restore or.
EVOLUTION & DEVELOPMENT 10:4, 449 –463 (2008) Digit reduction, body size, and paedomorphosis in salamanders John J. Wiensa, and Jason T. Hovermanb a ...
(Continued) Taxon Character Product" Process Reference Monograptus cyphus—M. priodon Hooked thecae A—Paedomorphosis o Elles (1923) Monograptus priodon—M.
The gobiid pituitary gland partly embedded in the hypothalamus may be the result of paedomorphosis that could be reflected in the relatively poor increase rate ...
Messing, C. G. "Brooding and paedomorphosis in the deep-water feather star Comatilia iridometriformis (Echinodermata: Crinoidea)." Marine ...
In developmental biology, pedomorphosis (also spelled paedomorphosis) or juvenification is a phenotypic and/or genotypic change in which the adults of a ...
Species with paedomorphosis tend to belong to families with specialized characteristics, such as Asteraceae or Campanulaceae. Therefore, they tend to have ...
Watch complete video answer for “ Paedomorphosis occurs in” of Biology Class 12th. Get FREE solutions to all questions from chapter CHORDATA- ...
Confusion also arises with the use of the terms "facultative" and "obligate" paedomorphosis. Because paedomorphosis, by definition (Gould, 1977, 1992, ...
Fall River Entrance to RMNP is under construction. One lane is open to enter. Visitors are encouraged to avoid the Fall River Entrance and use the Beaver ...
Illustration drawn by Carole B. 9 HETEROCHRONY Paedomorphosis Progeneis Neoteny Postdisplacement Peramorphosis Hypermorphosis Acceleration ...
... at Neurobiology of Social Communication lab in New York) are papers relevant to the links between paedomorphosis and self-domestication.
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