Small differences in DNA sequence contribute to heritable variations within a species, as do chemical modifications of DNA called epigenetic changes. In order to better understand the significance of such epigenetic changes ...
Molecular & Computational biology
Nov 9, 2022
0
10
What's in a name? For microorganisms, apparently a lot.
Cell & Microbiology
Sep 21, 2022
1
136
A simple statistical test shows that contrary to current practice, the "gaps" within DNA protein and sequence alignments commonly used in evolutionary biology can provide important information about nucleotide and amino acid ...
Evolution
Aug 16, 2022
3
591
pH—the concentration of protons in a watery solution—indicates how acidic the solution is. It regulates a broad range of natural and engineered chemical processes, including the synthesis of designed DNA sequences for ...
Biochemistry
Jul 27, 2022
0
125
An extended period of turmoil in the prehistoric Maya city of Mayapan, in the Yucatan region of Mexico, was marked by population declines, political rivalries and civil conflict. Between 1441 and 1461 CE the strife reached ...
Archaeology
Jul 19, 2022
0
113
For the function of many biomolecules, their three-dimensional structure is crucial. Researchers are therefore not only interested in the sequence of the individual building blocks of biomolecules, but also in their spatial ...
Biotechnology
Jul 8, 2022
1
157
An international group of geneticists and archaeologists, led by the Francis Crick Institute, have found that the ancestry of dogs can be traced to at least two populations of ancient wolves. The work moves us a step closer ...
Evolution
Jun 29, 2022
0
459
The use of genetic information is now indispensable for modern plant breeding. Even though DNA sequencing has become much cheaper since the human genome was decoded for the very first time in 2003, collecting the full genetic ...
Plants & Animals
Jan 3, 2022
0
15
A new software tool developed by Earlham Institute researchers will help bioinformaticians improve the quality and accuracy of their biological data, and avoid mis-assemblies. The fast, lightweight, user-friendly tool visualizes ...
Molecular & Computational biology
May 18, 2021
0
7
Researchers have used the world's smallest, smartphone-sized DNA sequencing device to monitor hundreds of different bacteria in a river ecosystem.
Analytical Chemistry
Jan 19, 2021
0
10
