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ourdc in sen mcconnell039s office
Bookmarked 736 weeks ago unemployed dc residents refuse to leave sen mcconnell039s office |
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amino acids found in space
Bookmarked 830 weeks ago does life exist elsewhere in the universe perhaps in august 2009 scientists announced the discovery of the amino acid glycine on the comet wild 2 amino acids provide key components for life here on earth but this is the first time we have definitive evidence of these molecules occurring in space--- http:wwwyoutubecombest0fscience http:wwwyoutubecomsciencemagazine http:wwwyoutubecomffreethinker---amino acids are molecules containing an amine group a carboxylic acid group and a side chain that varies between different amino acids these molecules are particularly important in biochemistry where this term refers to alpha-amino acids with the general formula h2nchrcooh where r is an organic substituentin the alpha amino acids the amino and carboxylate groups are attached to the same carbon atom which is called the carbon the various alpha amino acids differ in which side chain r group is attached to their alpha carbonthese side chains can vary in size from just a hydrogen atom in glycine to a methyl group in alanine through to a large heterocyclic group in tryptophanamino acids are critical to life and their most important function is their variety of roles in metabolism one particularly important function is as the building blocks of proteins which are linear chains of amino acidsevery protein is chemically defined by this primary structure its unique sequence of amino acid residues which in turn define the three-dimensional structure of the protein just as the letters of the alphabet can be combined to form an almost endless variety of words amino acids can be linked together in varying sequences to form a vast variety of proteinsamino acids are also important in many other biological molecules such as forming parts of coenzymes as in s-adenosylmethionine or as precursors for the biosynthesis of molecules such as heme due to this central role in biochemistry amino acids are very important in nutritionamino acids are commonly used in food technology and industry for example monosodium glutamate is a common flavor enhancer that gives foods the taste called umami they are also used in industry applications include the production of biodegradable plastics drugs and chiral catalysts http:enwikipediaorgwikiamino_acid---the california academy of sciences is a world-class scientific and cultural institution based in san francisco the academy recently opened a new facility in golden gate park a 400000 square foot structure that houses an aquarium a planetarium a natural history museum and a 4-story rainforest all under one roofthe new facility is also home to the academy039s staff of world-class scientists an education department that provides a wide range of student and teacher services and an extensive science library with over 26 million specimens and artifacts http:wwwcalacademyorg |
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obama in kansas: 039it is great to be back in the state of texas039 video
Bookmarked 731 weeks ago president obama continued his push for the extension of the payroll tax cut on tuesday during a swing through kansas or was it texas |
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are you seriously trying to put me off the bus
Bookmarked 754 weeks ago what happened to me while i was riding on the smart bus in the detroit area |
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vid-20110717-00028
Bookmarked 752 weeks ago main stage collapses during cheap trick at ottawa bluesfest 2011 |
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shawn mendes: the album
Bookmarked 399 weeks ago watch in my blood here: https:youtube36tggrprotiget in my blood here: https:islandrecslnktoinmybloodget lost in japan here: https:islandrecslnktolostinjapan |
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slick casino quotin the airquot music video
Bookmarked 509 weeks ago directed by trappedoutseriescom produced by castro beatsdownload quotin the airquot here https:wwwcdbabycomcdslickcasino2follow on ig: slick_casino trappedoutseriesfollow on twitter: slick_casino trappedoutdvdsfort booking trappedoutseriesgmailcom |
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nard quotin my feelingsquot
Bookmarked 529 weeks ago nard quotin my feelingsquot skullface entgrindmonsta records halfpint filmz grindmonstatvhttps:wwwfacebookcomvideophpv=1702115083338313 |
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in my plums
Bookmarked 788 weeks ago outtakes from ebound down where ashley shaefer narrates a face off between kenny powers and reg macworthy |
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puck in beerflv
Bookmarked 781 weeks ago a puck that was shot out of play lands in the beer of an icegator fan who was standing behind the glass in the corner of the rink 122510 |