The nematode worm C. elegans will stay away from dangerous bacteria in its environment when exposed to certain bacterial RNAs—and can transmit that learned behavior to future generations. A team led by Coleen Murphy at ...
Plants & Animals
Mar 28, 2024
0
17
Scientists have long pondered the beginnings of life on Earth. One theory is that RNA, which is ubiquitous across all domains of life, played a central role in early life. Similar to DNA, RNA possesses the ability to store ...
Evolution
Mar 28, 2024
0
37
The decay of ribonucleic acid (RNA) is a crucial mechanism for controlling gene expression in response to environmental stresses. Researchers from the Helmholtz Institute for RNA-based Infection Research (HIRI) and the Julius-Maximilians-Universität ...
Cell & Microbiology
Mar 28, 2024
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25
How was complex life able to develop on the inhospitable early Earth? At the beginning there must have been ribonucleic acid (RNA) to carry the first genetic information. To build up complexity in their sequences, these biomolecules ...
Evolution
Mar 22, 2024
0
444
G-quadruplexes (G4), which are special structures in DNA and RNA that play a crucial role in cells, have been associated with cancers and neurological diseases. A research team from City University of Hong Kong (CityU) recently ...
Biotechnology
Mar 21, 2024
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0
Plant leaves need a large surface area to capture sunlight for photosynthesis. Dr. Emanuele Scacchi and Professor Marja Timmermans from the Center for Plant Molecular Biology at the University of Tübingen, together with ...
Plants & Animals
Mar 21, 2024
0
61
Seeds remain in a dormant state, waiting for the right environmental conditions to germinate, thus increasing the probability of fragile seedling survival. The transition from a dry seed to a vegetative seedling is an irreversible ...
Molecular & Computational biology
Mar 20, 2024
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8
The bacterium behind tuberculosis is a wily foe, adept at bobbing and weaving around the immune system and antibiotics alike. Mycobacterium tuberculosis (Mtb) has been notoriously difficult to eradicate, often dormant in ...
Cell & Microbiology
Mar 20, 2024
0
1
Soda lakes, which are dominated by dissolved sodium and carbonate species, could have provided the right conditions for the first cells, according to a new study published in PNAS Nexus.
Evolution
Mar 20, 2024
0
164
During the process of cell division, new daughter cells inherit a mix of genetic material and other molecules from their mother cells. This inheritance includes both beneficial components, which can help them for a robust ...
Cell & Microbiology
Mar 18, 2024
0
1
