Results 111 to 120 of about 9,549 (214)
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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Evolutionary genetics and ecology of sperm-dependent parthenogenesis
Sperm-dependent (or pseudogamous) forms of parthenogenetic reproduction occur in a wide variety of animals. Inheritance is typically clonal and matroclinous (of female descent), but sperm are needed to initiate normal development.
Vrijenhoek, R.C. +3 more
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We used skin-grafting to assess the genetic variability between 2 populations of the parthenogenetic lizard Aspidoscelis cozumela. We transplanted 238 skin fragments among individuals of 2 coastal populations at Cozumel Island.
Norma L. Manríquez-Morán +1 more
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Citation: 'parthenogenesis' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.11074 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
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Loeb, J. Artificial parthenogenesis and fertilization
Jacques Loeb, W. O. Redman King. Artificial parthenogenesis and fertilization Book reviewhttps://digitalcommons.rockefeller.edu/ru-authors/1105/thumbnail ...
The Rockefeller University
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Contagious parthenogenesis, automixis, and a sex determination meltdown
Because of the twofold cost of sex, genes conferring asexual reproduction are expected to spread rapidly in sexual populations. However, in reality this simple prediction is often confounded by several complications observed in natural systems. Motivated
Engelstädter, J +8 more
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Aspectos éticos en el empleo de las células madre Ethical aspects in the use of stem cells
En los animales superiores, las células madre pueden ser embrionarias y somáticas o adultas, según su estado evolutivo. En la actualidad se mantiene una extraordinaria polémica sobre qué células madre utilizar: las embrionarias o las adultas, debate en ...
Porfirio Hernández Ra
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Cyclical Parthenogenesis in Crustaceans
Apomixis is the replacement of sexual reproduction with asexual reproduction in plants. Some scientists hypothesize that apomixis is caused by genetics that evolved after sexual reproduction and apomixis mutated from sexual reproduction.
Maughan, Marianne
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Basis of apomixis in flowering plants - state of the art and research perspectives. [PDF]
Springer AB, Musiał K.
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