A joint research group team led by Sayuri Tsukahara and Tetsuji Kakutani of the University of Tokyo has clarified a mechanism of how retrotransposons, genetic elements that can “jump around” ...

How do cells know what they should become as the body develops? Biological development depends crucially on spatial patterns: ...

The development of modern evolutionary theory : Darwin ; Mendelism ; Johannsen ; Population genetics ; The modern synthesis ; Further developments -- The factors of ...

The first system observed and analysed as part of ATREIDES is called TOI-421. It has two planets: a hot Neptune, TOI-421 c, ...

A new Yale study on yeast shows how nongenetic factors are involved in real-time evolution. In the study, published in the journal Cell Reports on Oct. 27, researchers at Yale’s Systems Biology ...

Scientists studied water fleas to reveal how natural selection subtly operates in stable environments, offering insights into ...

Skeletons of the early horse-relative Eohippus (left) and modern Equus (right). From Animals of the Past by Lucas. During the early 20th century many biologists were considering a variety of ...

Biologists discover mechanisms of evolutionary change in a cheese fungus. The discovery may point to more robust ...

The history and diversity of life on earth are testimony to evolutionary processes that extend back to the dawn of time. The agent of change and diversification is natural selection acting over long ...

American Journal of Botany, Vol. 102, No. 6 (June 2015), pp. 819-832 (14 pages) • Premise of the study: Crested sepals, which have evolved at least five times in Iris, are adaxially elaborated with a ...