Transposable elements are DNA sequences that are capable of changing their genome position by cut and paste or copy and paste through the enzyme transposase. This ability can be harmful for hosts if transposable elements ...
Biotechnology
May 11, 2015
0
34
Scientists have known for decades that genes can be transferred from one species to another, both in animals and plants. However, the mechanism of how such an unlikely event occurs remained unknown. Now, researchers from ...
Biotechnology
Jun 29, 2023
0
101
In a scientific breakthrough, Monash University researchers have discovered a revolutionary "U-turn" in the evolution of antibiotic resistance, challenging the widely accepted notion that traits once developed are irreversible.
Evolution
Jan 5, 2024
0
119
Nearly half of the human genome is composed of genetic parasites—transposons, plasmids, viruses, and other genetic elements that have one thing in common: they don't make any beneficial contributions to their hosts, and ...
During the earliest evolution on earth, life probably resembled one big genetic jumble. At some time, presumably around 3.8 to 3.5 billion years before today, the very first biological species appeared – the ancestor of ...
General Physics
Nov 23, 2015
32
324
Migration between different communities of bacteria is the key to the type of gene transfer that can lead to the spread of traits such as antibiotic resistance, according to researchers at Oxford University.
Evolution
Nov 23, 2015
0
597
(PhysOrg.com) -- The arms race between effective antibiotic prophylaxis and closely related strains or species of bacteria is continually escalating. Bacteria can quickly develop genetic resistance to a range of antibiotic ...
Your DNA holds the blueprint to build your body, but it's a living document: Adjustments to the design can be made by epigenetic marks.
Molecular & Computational biology
Feb 28, 2022
0
1748
There are more than a dozen species of finch that evolved on the Galapagos Islands, each identified by beak shape and size. Some have strong beaks to crack nuts while others have long, fine beaks to grasp larvae with surgical ...
Evolution
Sep 23, 2016
0
21
Indoor dust is evolving—and not in a good way.
Cell & Microbiology
Jan 23, 2020
0
332
