Results 1 to 10 of about 3,416 (257)

Putative Mitochondrial Sex Determination in the Bivalvia: Insights From a Hybrid Transcriptome Assembly in Freshwater Mussels

open access: yesFrontiers in Genetics, 2019
Bivalves exhibit an astonishing diversity of sexual systems, with genetic and environmental determinants of sex, and possibly the only example of mitochondrial genes influencing sex determination pathways in animals.
Charlotte Capt   +5 more
doaj   +1 more source

L’autre du sexe

open access: yesSocio, 2017
The ways scientists think the difference of the sexes evolve, as Laqueur showed it, in the 17th-18th centuries, which lead to a complete re-evaluation of the figures of the hermaphrodite and the homosexual in the 19th century.
Muriel Salle
doaj   +1 more source

Targeted Mutagenesis of the Female-Suppressor SyGI Gene in Tetraploid Kiwifruit by CRISPR/CAS9

open access: yesPlants, 2020
Kiwifruit belong to the genus Actinidia with 54 species apparently all functionally dioecious. The sex-determinants of the type XX/XY, with male heterogametic, operate independently of the ploidy level.
Gloria De Mori   +5 more
doaj   +1 more source

Masculin/Féminin chez George Sand

open access: yesItinéraires, 2011
In the nineteenth century, the distinction between the masculine and the feminine is clearly displayed in clothing and the distribution of tasks, and George Sand evokes this with humor in Histoire de ma vie.
Béatrice Didier
doaj   +1 more source

Demographic Consequences of Small-Scale Fisheries for Two Sex-Changing Groupers of the Tropical Eastern Pacific

open access: yesFrontiers in Ecology and Evolution, 2022
The effects of fishing on the demography and population ecology of sex-changing fishes are largely unknown, despite the fact that their fisheries provide important economic and nutritional resources in coastal communities throughout the tropics ...
Carolina Chong-Montenegro   +2 more
doaj   +1 more source

Gonad development and reproduction in the monoecious speciesChlorophthalmus agassizi (Actinopterygii: Aulopiformes: Chlorophthalmidae) from the Sardinian waters (central-western Mediterranean) [PDF]

open access: yesActa Ichthyologica et Piscatoria, 2010
Background. The shortnose greeneye, Chlorophthalmus agassizi Bonaparte, 1840, is a species with a circumglobal distribution and is among the most abundant commercial fishes in some Mediterranean areas.
S. Cabiddu   +3 more
doaj   +3 more sources

The Diversity and Dynamics of Sex Determination in Dioecious Plants

open access: yesFrontiers in Plant Science, 2021
The diversity of inflorescences among flowering plants is captivating. Such charm is not only due to the variety of sizes, shapes, colors, and flowers displayed, but also to the range of reproductive systems. For instance, hermaphrodites occur abundantly
Ana Paula Leite Montalvão   +3 more
doaj   +1 more source

La monstrueuse perfection : l’illustration poétique de XXY

open access: yesAmerika, 2014
Alex, the main protagonist of XXY, the film directed by Lucia Puenzo and released in 2007 ; looks like an unusual kind of monster. This article proposes to analyse this film by looking at its poetical and symbolic load.
Eva Tilly
doaj   +1 more source

In Captivity of the Body: Intersex(-uality) in the First Half of the 20th Century

open access: yesTheatrum Historiae, 2023
The paper focuses on the issue of intersexuality in the Czech medical discourse during the first half of the 20th century, when the term “intersex”, which is officially used today and distinct from intersexuality, did not yet exist.
Denisa Vídeňská
doaj   +1 more source

Hermaphroditism in Ruditapes decussatus (L.) (Bivalvia) from the Galician coast (Spain)

open access: yesScientia Marina, 2002
Inmature individuals of Ruditapes decussatus, collected from the Galician coast (Spain), were maintained in a laboratory open-flow seawater system over a 76-day period at a temperature of 18-20ºC and fed with Isochrysis galbana clone T-ISO.
Marina Delgado, Alejandro Pérez Camacho
doaj   +1 more source

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