LifeHuge genetic study redraws the tree of life for flowering plants Using genomic data from more than 9500 species, biologists have mapped the evolutionary relationships between flowering plants ¿ìè¶ÌÊÓÆµ
LifeEarliest known sex chromosomes evolved in octopuses Genetic analysis of the California two-spot octopus reveals that the species has sex chromosomes, and they may have originated up to 378 million years ago ¿ìè¶ÌÊÓÆµ