Sentences with phrase «wild progenitor»
The phrase "wild progenitor" refers to the original or ancient type of a living organism that later evolves into different varieties or breeds. It is the starting point or ancestor from which all others descend. Full definition
By standard procedures of artificial selection we have produced farm animals that are vastly different from their wild progenitors.
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From a childhood fascination with cactus plants, to field work in Brazil tracing the wild progenitor of the cassava plant, to learning the subtleties of rice cultivation from an expert farmer in the highlands of Thailand, evolutionary biologist Barbara Schaal has found science to be «just so much...
It would be hard to recognize today's toothsome corncobs from the plant's wild progenitor, a grass called teosinte.
Worldwide, most of the cultivated rice is Asian rice, Oryza sativa which was bred from its wild progenitor Oryza rufipogon in southern Asia within the past 10,000 years.
From a childhood fascination with cactus plants, to field work in Brazil tracing the wild progenitor of the cassava plant, to learning the subtleties of rice cultivation from an expert farmer in the highlands of Thailand, evolutionary biologist Barbara Schaal has found science to be «just so much fun.»
It took a decade of work before Schaal and Kenneth M. Olsen, then a graduate student, reported finding the wild progenitor of the cassava plant in a region along the southern border of the Amazon basin.
For example, young domesticated Bengalese finches have a longer window of song learning and so can learn more complicated songs than their wild progenitors, reported biopsychologist Kazuo Okanoya of the University of Tokyo.
Some 30 animals have been domesticated, he notes, and in the process every one of them has lost brain volume — typically a 10 to 15 percent reduction compared with their wild progenitors.
But he thinks it's puzzling that no wild progenitor has ever turned up in North America, despite intensive searches for genetic matches between domesticated and wild sunflowers.
Among the errors in the book are the following: the wild progenitor of wheat, emmer, did not grow «only in the upper Jordan Valley around Jericho» — it grew in the hills of the Mediterranean zone (Galilee, Lebanon, southern Anatolia) and was brought into the arid Jordan valley by Neolithic farmers who learned to grow it under irrigation.
We examined the evolutionary history of domesticated rice by analyzing de novo assembled genomes from domesticated rice and its wild progenitors.
Dogs clearly have behaviors, phenotypes, and diseases that are not evident in their wild progenitors.
Unlike other domesticated species, that cat still resembles its wild progenitors and can revert to a self - sufficient feral state within a single generation.
In Germany, the Molossian type became the Bullenbeisser, a courageous dog that hunted the fierce aurochs, a wild progenitor of domestic cattle.
A comparison of mitogenomes from 16 pairs of domestic animals and their wild progenitors revealed no consistent patterns between divergence date, dN / dS, and branch length [33], indicating that human - mediated selective pressures did not have consistent mitogenomic effects.