Individual codons code for specific amino acids. A gene is a sequence of nucleotides along a DNA strand-with 'start' and 'stop' codons and other regulatory elements-that specifies a sequence of amino acids that are linked together to form a protein.ndividual codons code for specific amino acids. A gene is a sequence of nucleotides along a DNA strand-with 'start' and 'stop' codons and other regulatory elements-that specifies a sequence of amino acids that are linked together to form a protein.
Dolomites. Italy's dramatic rocky rooftop, the Dolomites, offers some of the best mountain thrills in Europe. The bold, light-gray cliffs and spires flecked with snow, above green meadows and beneath a blue sky, offer a powerful, unique, and memorable mountain experience.olomites. Italy's dramatic rocky rooftop, the Dolomites, offers some of the best mountain thrills in Europe. The bold, light-gray cliffs and spires flecked with snow, above green meadows and beneath a blue sky, offer a powerful, unique, and memorable mountain experience.
Mountain peaks in the Dolomites range, in the northern Italian Alps.Joe CornishâStone/Getty Images. The main valleys provide relatively easy access to most parts of the Dolomites. The main northâsouth road uses the Campolongo Pass (6,152 feet). The eastâwest roads cross the well-known passes of Pordoi (7,346 feet), Falzarego (6,906 feet), Tre Croci (5,935 feet), Sella (7,404 feet), and Gardena (6,959 feet).