Rapidly evolving gene contributes to origin of species
A gene that helped one species split into two species shows evidence of adapting much faster than other genes in the genome, raising questions about what is driving its rapid evolution.
A gene that helped one species split into two species shows evidence of adapting much faster than other genes in the genome, raising questions about what is driving its rapid evolution.
Feb 5, 2009
1
0
A study of multiple Mycena mushroom species, also known as "bonnets," reported in the journal Cell Genomics on June 27 has found that they have unexpectedly large genomes.
Ecology
Jun 27, 2024
0
21
It is widely accepted that biological interactions are stronger or more important in generating and maintaining biodiversity in the tropics than in temperate regions. However, this hypothesis has not been fully tested in ...
Plants & Animals
Jun 27, 2024
0
2
Pyrrolizidine alkaloids are as bitter and toxic as they are hard to pronounce. They're produced by several different types of plants and are among the leading causes of accidental death in cattle.
Plants & Animals
Apr 22, 2024
0
19
During the Late Pleistocene, California—at least at its lower elevations—was teeming with vegetation. While much of North America was covered in Ice Age glaciers, here, mastodons lumbered across verdant meadows, stopping ...
Ecology
Mar 27, 2024
0
45
Toxoplasmosis is an infectious disease found worldwide, caused by the single-celled parasite Toxoplasma gondii. In humans, infection poses a particular risk to pregnant women, as it can lead to birth defects. Like the closely ...
Evolution
Feb 16, 2024
0
71
Stanford researchers have gained new insights into how the rise of reproductive barriers between organisms creates new species and drives the incredible diversification of life on Earth.
Evolution
Jan 18, 2024
0
55
Takahē are a striking bird and a national treasure in Aotearoa New Zealand. But the history and origin story of this flightless swamp hen have become a point of scientific debate.
Evolution
Dec 5, 2023
0
18
For the first time ever, scientists have studied the genome of Sosnowsky's hogweed, a poisonous invasive plant whose juice causes skin burns. They found that its genome has nearly twice as many genes as most other plants. ...
Plants & Animals
Nov 24, 2023
0
514
Over the past few decades, algae have been slowly edging corals out of their native reefs across the globe by blocking sunlight, wearing the corals down physically, and producing harmful chemicals. But in recent years, a ...
Plants & Animals
Nov 6, 2023
0
25