Since a karyotype is a picture of the entire organism's chromosomes and since all species have a different number of chromosomes it makes it easy to figure out what species yo â¦ u are looking at just by looking at the karyotype.
Verrazano-Narrows Bridge is the longest suspension bridge in the US. Night view of Golden Gate Bridge, the second longest suspension bridge in the US. Mackinac Bridge, spanning the Straits of Mackinac, has a main span measuring 1,158m. George Washington Bridge links the cities of New York and New Jersey.
The bridge is named for its designer and builder, James B. Eads. When completed in 1874, the Eads Bridge was the longest arch bridge in the world, with an overall length of 6,442 feet (1,964 m). The ribbed steel arch spans were considered daring, as was the use of steel as a primary structural material: it was the first such use of true steel in a major bridge project.