Results 11 to 20 of about 49,146 (193)

Shifts among Eukaryota, Bacteria, and Archaea define the vertical organization of a lake sediment [PDF]

open access: yesMicrobiome, 2017
Background Lake sediments harbor diverse microbial communities that cycle carbon and nutrients while being constantly colonized and potentially buried by organic matter sinking from the water column.
Christian Wurzbacher   +7 more
doaj   +7 more sources

Conditions for minimal intelligence across eukaryota: a cognitive science perspective [PDF]

open access: yesFrontiers in Psychology, 2015
What is minimal intelligence? Generally speaking, our understanding of intelligence has to do with sets of biological functions of organisms that exhibit a degree of flexibility against contingencies in their environment-induced behavioral repertoire.
František Baluška, Paco Calvo
exaly   +5 more sources

Metagenomic Analysis of Fecal Archaea, Bacteria, Eukaryota, and Virus in Przewalski's Horses Following Anthelmintic Treatment

open access: yesFrontiers in Veterinary Science, 2021
Intestinal microbiota is involved in immune response and metabolism of the host. The frequent use of anthelmintic compounds for parasite expulsion causes disturbance to the equine intestinal microbiota.
Dini Hu, Kai Li, Boling Li
exaly   +3 more sources

Mechano-biochemical marine stimulation of inversion, gastrulation, and endomesoderm specification in multicellular Eukaryota

open access: yesFrontiers in Cell and Developmental Biology, 2022
The evolutionary emergence of the primitive gut in Metazoa is one of the decisive events that conditioned the major evolutionary transition, leading to the origin of animal development.
Ngoc Minh Nguyen   +12 more
doaj   +3 more sources

Early evolution of the Eukaryota [PDF]

open access: yesPalaeontology, 2014
The evolution of eukaryotes represents one of the most fundamental transitions in the history of life on Earth; however, there is little consensus as to when or over what timescale it occurred.
Butterfield, Nicholas J.
core   +2 more sources

The genome sequence of the Ibiza wall lizard, Podarcis pityusensis (Boscá, 1883) [version 1; peer review: 2 approved, 1 approved with reservations]

open access: yesWellcome Open Research
Eukaryota; Opisthokonta; Metazoa; Eumetazoa; Bilateria; Deuterostomia; Chordata; Craniata; Vertebrata; Gnathostomata; Teleostomi; Euteleostomi; Sarcopterygii; Dipnotetrapodomorpha; Tetrapoda; Amniota; Sauropsida; Sauria; Lepidosauria; Squamata; Bifurcata;
Joana Meier   +4 more
doaj   +2 more sources

Alternative pathway (cyanobacteria to eukaryota)

open access: yes, 1994
It is quite evident from the fossil record that prokaryotic cells were the first cell type evolved. After a long interval of nearly two billion years eukaryotic cells appeared. There is little doubt that this cell type arose from the bacterial cell. How this occurred has been the subject of much speculation.
Thomas E. Jensen
core   +2 more sources

Universal and Lineage-Specific Patterns in the Distribution of ECOD Domain Homology Groups Across Superkingdoms. [PDF]

open access: yesProteins
ABSTRACT Proteins are built from modular domains that serve as fundamental units of structure and evolution. While individual domains have been extensively cataloged, their collective distribution across the lineages of life has remained poorly resolved.
Guo R   +5 more
europepmc   +2 more sources

Microbial Diversity in a North Western Mediterranean Sea Shallow Coastal Lagoon Under Contrasting Water Temperature Conditions

open access: yesFrontiers in Marine Science, 2022
Temperature and light mainly drive seasonal dynamics of microbial planktonic diversity in coastal ecosystems; however, disentangling their effects is challenging because they are always tightly coupled. Shallow coastal lagoons exhibit intense temperature
Thomas Trombetta   +4 more
doaj   +1 more source

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