Results 121 to 130 of about 1,558,680 (346)

Early Elementary Science Instruction: Does More Time on Science or Science Topics/Skills Predict Science Achievement in the Early Grades?

open access: yesAERA Open, 2019
Recent evidence points to the early elementary grades as a pivotal point for the development of science learning trajectories and achievement gaps. Using data from the Early Childhood Longitudinal Study, this study estimates the degree to which time ...
F. Chris Curran, James Kitchin
doaj   +1 more source

Pengaruh Kedisiplinan dan Minat Baca Terhadap Prestasi Belajar IPA Siswa Kelas V SD Muhammadiyah 2 Kauman Surakarta Tahun 2015/2016 [PDF]

open access: yes, 2016
This study aims to determine: (1) Effect of discipline in the learning of the learning achievement of fifth grade science students of SD Muhammadiyah 2 kauman Surakarta (2) Effect of interest in reading the learning achievement of fifth grade science ...
Rohman, Anton Abdur
core  

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

The Founding of an Urban Charter School: Three Years of Academic Growth and Key School Characteristics [PDF]

open access: yes, 2016
The Kauffman School is a public charter school that serves students from low-income neighborhoods in Kansas City, Missouri. This paper used a matched comparison group design to estimate the impacts of the Kauffman School on student achievement ...
Ava Madoff   +4 more
core  

The role of histone modifications in transcription regulation upon DNA damage

open access: yesFEBS Letters, EarlyView.
This review discusses the critical role of histone modifications in regulating gene expression during the DNA damage response (DDR). By modulating chromatin structure and recruiting repair factors, these post‐translational modifications fine‐tune transcriptional programmes to maintain genomic stability.
Angelina Job Kolady, Siyao Wang
wiley   +1 more source

Effect of school climate on fourth-grade students’ science achievement in the United Arab Emirates: Insights from the 2023 TIMSS Dataset

open access: yesInternational Journal of Educational Research Open
Studies have documented the relationship between school climate and science achievement. However, discussions on school climate are very general as limited attempts have been made to explore the form of school climate which could impact on student ...
Hassan Tairab   +4 more
doaj   +1 more source

Welfare state generosity and student performance: Evidence from international student tests [PDF]

open access: yes
Student achievement has been identified as important contributor to economic growth. This paper investigates the relationship between redistributive government activities and investment in human capital measured by student performance in international ...
Falch, Torberg, Fischer, Justina AV
core   +1 more source

Peningkatkan Kemampuan Multirepresentasi IPA (Fisika) Dengan Model Quantum Learning Disertai Metode Eksperimen Pada Siswa Kelas Viii-a SMP Negeri 7 Jember [PDF]

open access: yes, 2015
This research was conducted based on the results of observations which indicated the problems of the multi-representations science (physics) ability and students\u27 learning science (physics) achievement in the classroom. The purpose of this research to
Mahardika, I. K. (I)   +2 more
core   +1 more source

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