Results 101 to 110 of about 3,366,505 (350)

CTDBT Instruments to Measure The Critical Thinking Disposition Based on Gender in Biology Education Student [PDF]

open access: yes, 2022
Critical thinking disposition is an important part of someone's critical thinking. This study aims to determine the differences in critical thinking dispositions of students in biology education based on gender.
Firman, Harry, Syahfitri, Jayanti
core   +1 more source

The apo LETM1 F‐EF‐hand adopts a closed conformation that underlies a multi‐modal sensory role in mitochondria

open access: yesFEBS Letters, EarlyView.
We present the first solution structure of the Ca2+‐depleted LETM1 F‐EF‐hand through a D676A/N678A Ca2+ binding‐deficient mutant, revealing a closed hydrophobic cleft caused by a unique F1‐helix pivot. The apo LETM1 F‐EF‐hand exhibits regiospecific hot and cold unfolding, sensitivity to physiological pH changes and potential for promiscuous heterotypic
Qi‐Tong Lin   +2 more
wiley   +1 more source

High School End-of-Course Exams Show Proficiency Gains for 2010 [PDF]

open access: yes, 2010
In July, the ADE released results for the 2009-10 end-ofcourse (EOC) exams given in Algebra I, Geometry, and Biology administered in April 2010. These results followed the Grade 11 Literacy results released in June.
Jensen, Nathan C., Ritter, Gary W.
core   +3 more sources

Comparative Analysis Of Students’ Performance In Two Formats Of A Biology Practical Test In Taraba State [PDF]

open access: yes, 2013
The study sought to compare the performances of senior secondary school students in two formats of a Biology practical test. A quasi-experimental study, involving two random groups, treatments post-test design was adopted.
Amuche, Chris Igomu   +2 more
core   +1 more source

Insertion of the FeB cofactor in cNORs lacking metal inserting chaperones

open access: yesFEBS Letters, EarlyView.
Nitric oxide reductase is an enzyme found in the bacterial denitrification pathway. The NOR active site contains a non‐heme iron, often, but not always inserted with the assistance of chaperones. Here, we study the insertion of FeB in the subfamily of cNORs lacking chaperones and found a putative channel, conserved in the family, perhaps enabling the ...
Sofia Appelgren, Pia Ädelroth
wiley   +1 more source

Comment on Masanari Asano et al. A model of epigenetic evolution based on theory of open quantum systems. Syst Synth Biol, 2013 [PDF]

open access: yesarXiv, 2013
The comment mostly concerns mis-representation of my position on Quantum Biology, by stating that I am 'reducing cell's behavior to quantum particles inside the cell'. I contrast my position with that of McFadden-Al-Khalili, as well as with the position of Asano et al. I also advertise an idea, described in our latest paper (Bordonaro, Ogryzko. Quantum
arxiv  

Structural and mechanistic basis for the regulation of the chloroplast signal recognition particle by (p)ppGpp

open access: yesFEBS Letters, EarlyView.
LHCPs are transported to the thylakoid membrane via the (cp)SRP pathway. This process involves a transit complex of (cp)SRP43, (cp)SRP54 and LHCP, which interacts with (cp)FtsY and Alb3 at the membrane. GTP hydrolysis by (cp)SRP54 and (cp)FtsY triggers complex dissociation.
Victor Zegarra   +7 more
wiley   +1 more source

Distinct dysregulated pathways in sporadic and Lynch syndrome‐associated colorectal cancer offer insights for targeted treatment

open access: yesFEBS Letters, EarlyView.
This study explores the distinct molecular mechanisms underlying Lynch syndrome‐associated and sporadic colorectal cancer (CRC). By highlighting the therapeutic potential of targeting the PI3K‐Akt pathway in Lynch syndrome‐associated CRC and the Wnt pathway in sporadic CRC, the findings open avenues for personalised treatment strategies, aiming to ...
May J. Krause   +2 more
wiley   +1 more source

Development and validation of a concept inventory test in photosynthesis for junior high school students

open access: yesJPBI (Jurnal Pendidikan Biologi Indonesia)
Photosynthesis is a foundational biological topic which often presents learning difficulties because of its complex processes and common misconceptions.
Jessan D. Moradas   +4 more
doaj   +1 more source

Superimposed Codes and Threshold Group Testing [PDF]

open access: yesarXiv, 2014
We will discuss superimposed codes and non-adaptive group testing designs arising from the potentialities of compressed genotyping models in molecular biology. The given paper was motivated by the 30th anniversary of D'yachkov-Rykov recurrent upper bound on the rate of superimposed codes published in 1982.
arxiv  

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