Sentences with phrase «of complex organic compounds»

Proteins: Here is the technical definition: - Any of a group of complex organic compounds, consisting essentially of combinations of amino acids in peptide linkages, that contain carbon, hydrogen, oxygen, nitrogen, and usually sulfur.

This discovery has important implications for the formation and survival of complex organic compounds — important for the formation of life — in low - metallicity galaxies both young and old.

The near - infrared mapping spectrometer on NASA's Galileo spacecraft found evidence of the presence of molecules made of oxygen, carbon, sulfur, hydrogen, and nitrogen on Europa, and a hint of the presence of a class of complex organic compounds called tholins which may be driven by pre-biotic processes (more).

Three chemists will share the award for developing chemical reactions that enable the building of complex organic compounds with wide applications in medicine, industry and agriculture

Scientific American covers this year's winners, whose work includes advances in the study of nanotechnology, the building of complex organic compounds, the development of in vitro fertilization and the understanding of «search friction» in the job market

One of the key clues will be the presence or lack of complex organic compounds — molecules featuring carbon that are both ingredients for life and potential by - products of it.

Not exact matches

It is regarded as a fundamental building block of all more complex organic compounds.»

Titan is Saturn's largest moon, a cryogenically cold world with a surface shaped by hydrocarbon rivers and seas fed by methane, ethane and complex organic compounds raining out of its thick, smoggy atmosphere.

«The evidence from observation indicates that complex organic chemistry is much more universal than previously thought,» says Fred Goesmann from the Max Planck Institute for Solar System Research, who led the analysis of organic compounds on the Rosetta mission.

These complex organic molecules, two forms of cyanide and one chemically related compound, likely formed after the protoplanetary disk collapsed, the researchers say.

Complex organic compounds and things that look a lot like bacterial shapes form readily, without the hand of biology.

But the data were inconclusive regarding the most intriguing chemicals: complex organic compounds, which are considered a necessary component of life.

Ghadiri posited the existence of a helper molecule: a kind of prebiotic template that might have enabled RNA to spawn more complex organic compounds.

One of the Holy Grails in chemical science has been to find the late - stage, site - specific incorporation of a halogen atom into a complex natural product by replacing an sp ³ C - H bond (one of the most inert chemical bonds known in an organic compound) with a C - X bond (X = halogen).

Here's why bourbon might hurt more: many alcoholic beverages contain byproducts of fermentation called congeners, complex organic compounds that in large doses can have toxic effects.

Clearly even nature has not managed to really utilize the energy of the sun, a fact that is perhaps not surprising considering the complex biochemical apparatus it has to marshal in its goal of synthesizing equally complex carbon - based organic compounds.

Enceladus Life Finder, which would fly through plumes multiple times to collect and characterize the molecules that are there — particularly complex organic compounds that could indicate precursors of life.

NASA Astrobiology Institute — larger and detailed images Ionizing radiation such as ultraviolet light «processes» substances found in the cold molecular clouds of interstellar space such as ices rich in organic compounds into even more complex organic materials.

While other species detected in space are formed by gas - phase chemistry alone, or by a combination of both gas and solid - phase generation, methanol is a complex organic compound which is formed solely in the ice phase via surface reactions on dust grains.

«Studies of comets and asteroids show that the solar nebula that spawned our Sun and planets was rich in water and complex organic compounds,» noted Karin Öberg, an astronomer with the Harvard - Smithsonian Center for Astrophysics in Cambridge, Mass., and lead author on a paper published in the journal Nature.

The surroundings of young stars are often found to host complex organic compounds.

protein One of many large and complex organic chemical compounds on which life depends.

Biologists were surprised to discover that the ecosystems found on the ocean floor along these mid-ocean ridges, consisting of complex organisms like tube worms, clams, and crabs, were dependent for their food on thermophilic chemosynthetic bacteria, which produced organic compounds using the oxidation of inorganic molecules as an energy source, instead of sunlight.

In a lake at the surface, you'd find a lot of microbes that use the energy from sunlight to turn carbon dioxide into more complex organic compounds, such as sugars, and use them for energy.

While simple organic compounds are not always a product of life, complex organic compounds almost certainly are.

The claim that a product is «natural» is one to pay special attention to, because it can be used by companies to get around organic certification, and because the meaning of the word is easily stretched and manipulated — after all, even the most complex chemical compound can be traced to a natural source at some point on its journey to the supermarket shelf.

The staggering health benefits of pumpkin seeds come from its unusual nutritional composition, including impressive levels of manganese, tryptophan, magnesium, copper, phosphorous, zinc, iron, and protein, as well as smaller amounts of B complex vitamins, and vitamin A. Furthermore, pumpkin seeds have phytosterols, an organic compound that also contributes to their healthy qualities.

Of particular note are Deacon's early drawings It's Orpheus When There's Singing (1978): a suite of drawings built up from complex compound curves that influenced the organic forms of much of his subsequent sculpture, and the large, sixty - part, green ceramic sculpture Fold (2012Of particular note are Deacon's early drawings It's Orpheus When There's Singing (1978): a suite of drawings built up from complex compound curves that influenced the organic forms of much of his subsequent sculpture, and the large, sixty - part, green ceramic sculpture Fold (2012of drawings built up from complex compound curves that influenced the organic forms of much of his subsequent sculpture, and the large, sixty - part, green ceramic sculpture Fold (2012of much of his subsequent sculpture, and the large, sixty - part, green ceramic sculpture Fold (2012of his subsequent sculpture, and the large, sixty - part, green ceramic sculpture Fold (2012).