University of Michigan
“We’re taking all knownPhytophthoraspecies and putting them into a living ‘tree of life’ using the Tree-Based Alignment Selector (T-BAS) toolkit that was developed by my colleague Ignazio Carbone,” says Jean Ristaino, William Neal Reynolds Distinguished Professor of Plant Pathology atNorth C...
Ambitious attempt to link geography to diversification ruffles some feathers.doi:10.1038/nature.2012.11712Virginia GewinNature
The flowering plant tree of life, much like the family tree of humans, can help demonstrate how different species are related to each other. The tree of life is revealed by comparing DNA sequences between different species to identify changes that accumulate over time, much like a molecular fo...
Trees of Life drawn from the bacterial point of view look very different; the whole world of animals and plants occupy only a tiny part of the tree. If the asteroid or comet that triggered the mass extinction 66 million years ago had by chance missed our planet, the space-faring species ...
The successful colonization of new habitats has played a fundamental role during the evolution of life. Salinity is one of the strongest barriers for organisms to cross, which has resulted in the evolution of distinct marine and non-marine (including bot
“Scientists from 11 organizations have digitized a ‘tree of life,’ a genetic map of 2.3 million named species of animals, plants, fungi and microbes that all branched off over time from a common ancestor.” Evolution of living things since the beginning of life more than 3.5 billion years...
figs. Often they begin life high in a palm or some other tree in which a monkey, bat, or bird that has fed on the fruits deposits seeds that have passed through itsalimentary tract. The seeds germinate, and the roots grow into organic matter collected in crotches or crevices of the ...
of its DNA, were able to place it on the tree of life. The team even analyzed extinct plants, such has the Guadalupe Island olive (Hesperelaea palmeri), which has not been seen alive since 1875. In fact, 511 of the species sequenced are already at risk of extinction, according to ...
at First Nature, a species is a life form - plant, animal, fungus etc - having a unique and accepted scientific name and with barriers to successful reproduction with other species from the same genus or with species from other genera, families and higher levels in the hierarchy of life. ...