Bacteria Swap DNA Like Animals Mate Under Starvation Stress
Starving E. coli swap DNA via phages and CRISPR, over 100x more than spontaneous mutations — a primitive form of bacterial sex.
CLAY TRIBUNE / THE ARCHIVE
Tag: evolution
Catalog of Mitochondria Across Life’s Family Tree Unearths Unusual Functions
A catalog of mitochondrial proteins across plants and five human-pathogenic single-celled organisms reveals unusual functions.
Oldest bat fossil found in Europe suggests bats took flight there first
New study traces bat origins to Europe 65 million years ago, combining genomic data and fossil evidence.
Fossil record suggests Earth’s oceans hosted complex life 1.7 billion years ago
Ancient Australian rock cores hold 12,000 fossil clues linking oxygen to the rise of complex life 1.7 billion years ago.
Brazilian Sedge Engages in Sexual Behavior but Its Offspring Carry No New Genetic Material
A Brazilian sedge reproduces sexually yet produces genetic clones, retaining maternal genes without DNA reshuffling.