Results 231 to 240 of about 16,235,259 (285)

Dating the Colonisation and Source of Adaptive Genetic Variation in the Iago Sparrow (Passer iagoensis)

open access: yesMolecular Ecology, Volume 35, Issue 21, November 2026.
ABSTRACT Ancestral adaptive variation is thought to play an important role in facilitating adaptation to insular environments. However, to properly evaluate its role, we need to determine the age of genetic variation. In this study, we investigate the Iago sparrow (Passer iagoensis), a generalist endemic to the Cabo Verde archipelago, to understand how
José Cerca   +18 more
wiley   +1 more source

The MexMAGIC population reveals the genetic architecture of traits exhibiting clinal variation in Mexican native maize

open access: yesNew Phytologist, Volume 252, Issue 3, Page 1296-1313, November 2026.
The MexMAGIC population mixes native maize varieties from across Mexico to study functional genetic diversity. Summary Defining the genetic basis of local adaptation is a key goal of evolutionary biology and crop improvement. Theory predicts that when selective pressures follow differences in the environment, a cline will be established.
Sergio Perez‐Limón   +18 more
wiley   +1 more source

Auxin‐related regulation of barley floral organ fate: genetic and phenotypic insights from tweaky spike mutants

open access: yesNew Phytologist, Volume 252, Issue 3, Page 1166-1180, November 2026.
Inflorescence/floret phenotypes of tweaky spike (tw) barley (Hordeum vulgare) mutants and their respective WT backgrounds. Summary Mutant‐based research is a cornerstone for elucidating gene function in barley (Hordeum vulgare) and other cereals. In this study, we exploited a unique collection of barley tweaky spike (tw) mutants to identify the locus ...
Vėjūnė Pukenytė   +10 more
wiley   +1 more source

Whole‐genome duplication promotes phenotypic and genetic adaptation to elevation

open access: yesNew Phytologist, Volume 252, Issue 4, Page 1620-1631, November 2026.
Fitness of diploids (2x) and tetraploids (4x) of Biscutella laevigata from low (circles) and high (triangles) elevation transplanted across elevation at 585, 1236 and 1967 m above sea level. Summary Whole‐genome duplication (WGD) is often considered as either an adaptive dead‐end or a facilitator of rapid adaptation under changing environments.
Sandra Grünig   +2 more
wiley   +1 more source

A Gain‐of‐Function Mutation in DELLA Selectively Alters Protein Interactions to Regulate Wheat Tiller Angle and Plant Height

open access: yesPlant Biotechnology Journal, Volume 24, Issue 11, Page 6045-6064, November 2026.
ABSTRACT Plant architecture, especially plant height and tiller angle, plays a pivotal role in determining wheat yield. In this study, we characterize a wheat mutant termed prostrate and semidwarf 1 (prose1), exhibiting both a prostrate growth habit and semidwarfism.
Chaoqun Dong   +13 more
wiley   +1 more source

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