Results 41 to 50 of about 360,376 (378)

Pirmykštis žmogus:tradicinė ir dabartinė interpretacija

open access: yesProblemos, 2014
Straipsnyje bandoma sugretinti tradicinę ir dabartinę pirmykščio žmogaus interpretaciją, parodoma, kaip ją paveikė paskutinių dviejų dešimtmečių archeologiniai ir paleantropologiniai atradimai.
Edmundas Gendrolis
doaj   +1 more source

Dos hominídeos ao homo sapiens

open access: yesEm Tempo de Histórias, 2013
Este artigo tem dois objetivos. Primeiro, analisar, através dos estudos genéticos, a evolução da cor da pele nos humanos e sua relação com as condições climáticas.
Márcio Paim
doaj   +1 more source

Homo heidelbergensis: The Tool to Our Success [PDF]

open access: yes, 2016
Homo heidelbergensis, a physiological variant of the species Homo sapien, is an extinct species that existed in both Europe and parts of Asia from 700,000 years ago to roughly 300,000 years ago (carbon dating). This “subspecies” of Homo sapiens, as it is
Burkard, Alexander
core   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

Homo (nie do końca) sapiens

open access: yesZagadnienia Filozoficzne w Nauce, 2021
For millennia, philosophers have pondered the question, “Who are we?” It becomes a burning question at an age of scientific and technological civilization and a world full of conveniences, mainly because human life is still not comfortable.
Robert Piechowicz
doaj  

The Atomic Bombings of Hiroshima and Nagasaki: A Summary of the Human Consequences, 1945-2018, and Lessons for Homo sapiens to End the Nuclear Weapon Age

open access: yesJournal for Peace and Nuclear Disarmament, 2019
Seventy-four years have passed since the atomic bombings of Hiroshima and Nagasaki. Approximately 210,000 victims died, and another 210,000 people survived.
M. Tomonaga
semanticscholar   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Aurignacian dynamics in Southeastern Europe based on spatial analysis, sediment geochemistry, raw materials, lithic analysis, and use-wear from Românești-Dumbrăvița

open access: yesScientific Reports, 2022
The Aurignacian is one of the first cultural-technological traditions commonly associated with the expansion of Homo sapiens in Europe. Early Homo sapiens demographics across the continent are therefore typically inferred using the distribution of ...
Wei Chu   +6 more
doaj   +1 more source

Homo neanderthalensis and the evolutionary origins of ritual in Homo sapiens

open access: yesPhilosophical Transactions of the Royal Society of London. Biological Sciences, 2020
There is a large, if disparate, body of archaeological literature discussing specific instantiations of symbolic material culture and the possibility of ritual practices in Neanderthal populations.
Mark Nielsen   +3 more
semanticscholar   +1 more source

(WP 2018-02) Extending Behavioral Economics’ Methodological Critique of Rational Choice Theory to Include Counterfactual Reasoning [PDF]

open access: yes, 2018
This paper extends behavioral economics’ realist methodological critique of rational choice theory to include the type of logical reasoning underlying its axiomatic foundations.
Davis, John B.
core   +1 more source

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