Results 71 to 80 of about 3,047,090 (303)

Mitochondrial DNA revealed the validation of Quasipaa robertingeri (Amphibia: Anura: Dicroglossidae) and its population genetic diversity

open access: yesMitochondrial DNA. Part B. Resources, 2021
The spiny frog Quasipaa robertingeri is endemic to a narrow region of southwest China and its taxonomic validation is still controversial. Based on COI gene sequences of 110 individuals from seven populations of Q.
Gang Wang   +5 more
doaj   +1 more source

Phylogenetic relationships of the Emmericiidae (Caenogastropoda: Rissooidea) [PDF]

open access: yesFolia Malacologica, 2013
The phylogenetic relationships of the monogeneric rissooid family Emmericiidae Brusina, 1870 are unclear. The single genus Emmericia Brusina, 1870 occurs along the Adriatic coast from NE Italy to southern Croatia. It is characterised by the peculiar anatomy of the male genitalia (tri-lobed penis, bifurcate flagellum and penial gland).
Szarowska, Magdalena   +1 more
openaire   +2 more sources

Adult Sex Ratio as a Demographic Feedback Linking Mating Systems, Parental Care, and Evolution

open access: yesAdvanced Science, EarlyView.
Breeding systems are some of the most diverse social behavior, and our team is investigation the evolutionary causes of this diversity. This review summarises our research carried out at the University of Bath. We argue that demographic components of wild populations, especially the adult sex ratio, plays a key role driving breeding system variation ...
Tamás Székely, Oscar G. Miranda
wiley   +1 more source

Effects of climate and environmental heterogeneity on the phylogenetic structure of regional angiosperm floras worldwide

open access: yesNature Communications
The tendency of species to retain ancestral ecological distributions (phylogenetic niche conservatism) is thought to influence which species from a species pool can persist in a particular environment.
Hong Qian   +3 more
doaj   +1 more source

Complete mitochondrial genome and phylogenetic analysis of Orbilia dorsalia, a species producing mature sexual structures on culture

open access: yesMitochondrial DNA. Part B. Resources, 2019
The complete mitochondrial genome of the Orbilia dorsalia was determined using Illumina sequencing. This mitogenome is a circular molecule of 191042 bp in length with a GC content of 25.3%, including 14 protein-coding genes, 26 transfer RNA genes, 2 ...
Shaojuan Wang   +6 more
doaj   +1 more source

Towards a Taxonomically Intelligent Phylogenetic Database [PDF]

open access: yes, 2007
This note outlines some of the key intellectual obstacles that stand in the way of creating a usable phylogenetic database. These challenges include the need to accommodate multiple taxonomic names and classifications, and the need for tools to query ...
Roderic Page
core   +1 more source

RNAi in the Rhizarian Phytopathogen Plasmodiophora brassicae: The Causal Agent of Clubroot Disease in Cruciferous Crops

open access: yesAdvanced Science, EarlyView.
This study uncovers an unusual RNAi pathway in the rhizarian pathogen Plasmodiophora brassicae. In the absence of Dicer, a Drosha‐like RNase III protein supports the biogenesis of predominant 21‐nt small RNAs, and two Argonaute proteins mediate small RNA‐guided silencing.
Xiong Zhang   +13 more
wiley   +1 more source

The phylogenetic relationship in chamois

open access: yes, 2021
The chamois, genus Rupicapra, is the most abundant mountain-dwelling ungulate in Europe and the Near East and is currently recognized to be divided into two species: R. rupicapra (Northern chamois) and R. pyrenaica (Southern chamois) further divided into seven and three subspecies, respectively.
Laura Iacolina   +10 more
openaire   +2 more sources

Phylogenetic relationships among eight Quercus species.

open access: yes, 2016
Phylogenetic relationships among eight Quercus species.
Geoff G. Wang (3134841)   +4 more
core   +1 more source

TED1 Promotes the Assembly of SCFD3‐D14‐D53 to Reinforce Strigolactone Signaling in Rice

open access: yesAdvanced Science, EarlyView.
This study identifies TED1 as a positive regulator of strigolactones (SL) signaling in rice. The ted1 mutants display dwarfism and increased tillering with significantly reduced SLs sensitivity. Through its longer C‐terminal region, TED1 interacts with D53 and D14 to promote the assembly of SCFD3‐D14‐D53, thereby facilitating the efficient ...
Sheng Luo   +22 more
wiley   +1 more source

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